716 results ( Show 25 | All )
| Number | Files | Title | Authors | Date | More Info | Status |
|---|---|---|---|---|---|---|
| RFC 1281 | ASCII, PDF, HTML | Guidelines for the Secure Operation of the Internet | R. Pethia, S. Crocker, B. Fraser | November 1991 | Informational | |
| RFC 1319 | ASCII, PDF, HTML, HTML with inline errata | The MD2 Message-Digest Algorithm | B. Kaliski | April 1992 | Errata, Obsoleted by RFC 6149 | Historic (changed from Informational March 2011) |
| RFC 1320 | ASCII, PDF, HTML, HTML with inline errata | The MD4 Message-Digest Algorithm | R. Rivest | April 1992 | Errata, Obsoletes RFC 1186, Obsoleted by RFC 6150 | Historic (changed from Informational March 2011) |
| RFC 1321 | ASCII, PDF, HTML, HTML with inline errata | The MD5 Message-Digest Algorithm | R. Rivest | April 1992 | Errata, Updated by RFC 6151 | Informational |
| RFC 1351 | ASCII, PDF, HTML | SNMP Administrative Model | J. Davin, J. Galvin, K. McCloghrie | July 1992 | Historic (changed from Proposed Standard October 2002) | |
| RFC 1352 | ASCII, PDF, HTML | SNMP Security Protocols | J. Galvin, K. McCloghrie, J. Davin | July 1992 | Historic (changed from Proposed Standard October 2002) | |
| RFC 1353 | ASCII, PDF, HTML | Definitions of Managed Objects for Administration of SNMP Parties | K. McCloghrie, J. Davin, J. Galvin | July 1992 | Historic (changed from Proposed Standard October 2002) | |
| RFC 1413 | ASCII, PDF, HTML, HTML with inline errata | Identification Protocol | M. St. Johns | February 1993 | Errata, Obsoletes RFC 931 | Proposed Standard |
| RFC 1414 | ASCII, PDF, HTML | Identification MIB | M. St. Johns, M. Rose | February 1993 | Historic (changed from Proposed Standard March 2006) | |
| RFC 1421 | ASCII, PDF, HTML | Privacy Enhancement for Internet Electronic Mail: Part I: Message Encryption and Authentication Procedures | J. Linn | February 1993 | Obsoletes RFC 1113 | Historic (changed from Proposed Standard March 2006) |
| RFC 1422 | ASCII, PDF, HTML | Privacy Enhancement for Internet Electronic Mail: Part II: Certificate-Based Key Management | S. Kent | February 1993 | Obsoletes RFC 1114 | Historic (changed from Proposed Standard March 2006) |
| RFC 1423 | ASCII, PDF, HTML | Privacy Enhancement for Internet Electronic Mail: Part III: Algorithms, Modes, and Identifiers | D. Balenson | February 1993 | Obsoletes RFC 1115 | Historic (changed from Proposed Standard March 2006) |
| RFC 1424 | ASCII, PDF, HTML | Privacy Enhancement for Internet Electronic Mail: Part IV: Key Certification and Related Services | B. Kaliski | February 1993 | Historic (changed from Proposed Standard March 2006) | |
| RFC 1445 | ASCII, PDF, HTML | Administrative Model for version 2 of the Simple Network Management Protocol (SNMPv2) | J. Galvin, K. McCloghrie | April 1993 | Historic | |
| RFC 1446 | ASCII, PDF, HTML | Security Protocols for version 2 of the Simple Network Management Protocol (SNMPv2) | J. Galvin, K. McCloghrie | April 1993 | Historic | |
| RFC 1447 | ASCII, PDF, HTML | Party MIB for version 2 of the Simple Network Management Protocol (SNMPv2) | K. McCloghrie, J. Galvin | April 1993 | Historic | |
| RFC 1507 | ASCII, PDF, HTML | DASS - Distributed Authentication Security Service | C. Kaufman | September 1993 | Experimental | |
| RFC 1508 | ASCII, PDF, HTML | Generic Security Service Application Program Interface | J. Linn | September 1993 | Obsoleted by RFC 2078 | Proposed Standard |
| RFC 1509 | ASCII, PDF, HTML | Generic Security Service API : C-bindings | J. Wray | September 1993 | Obsoleted by RFC 2744 | Proposed Standard |
| RFC 1510 | ASCII, PDF, HTML | The Kerberos Network Authentication Service (V5) | J. Kohl, C. Neuman | September 1993 | Errata, Obsoleted by RFC 4120, RFC 6649 | Historic (changed from Proposed Standard April 2012) |
| RFC 1825 | ASCII, PDF, HTML | Security Architecture for the Internet Protocol | R. Atkinson | August 1995 | Obsoleted by RFC 2401 | Proposed Standard |
| RFC 1826 | ASCII, PDF, HTML | IP Authentication Header | R. Atkinson | August 1995 | Obsoleted by RFC 2402 | Proposed Standard |
| RFC 1827 | ASCII, PDF, HTML | IP Encapsulating Security Payload (ESP) | R. Atkinson | August 1995 | Obsoleted by RFC 2406 | Proposed Standard |
| RFC 1828 | ASCII, PDF, HTML | IP Authentication using Keyed MD5 | P. Metzger, W. Simpson | August 1995 | Historic (changed from Proposed Standard March 2006) | |
| RFC 1829 | ASCII, PDF, HTML | The ESP DES-CBC Transform | P. Karn, P. Metzger, W. Simpson | August 1995 | Proposed Standard | |
| RFC 1847 | ASCII, PDF, HTML | Security Multiparts for MIME: Multipart/Signed and Multipart/Encrypted | J. Galvin, S. Murphy, S. Crocker, N. Freed | October 1995 | Proposed Standard | |
| RFC 1848 | ASCII, PDF, HTML | MIME Object Security Services | S. Crocker, N. Freed, J. Galvin, S. Murphy | October 1995 | Historic (changed from Proposed Standard March 2006) | |
| RFC 1928 | ASCII, PDF, HTML, HTML with inline errata | SOCKS Protocol Version 5 | M. Leech, M. Ganis, Y. Lee, R. Kuris, D. Koblas, L. Jones | March 1996 | Errata | Proposed Standard |
| RFC 1929 | ASCII, PDF, HTML | Username/Password Authentication for SOCKS V5 | M. Leech | March 1996 | Proposed Standard | |
| RFC 1938 | ASCII, PDF, HTML | A One-Time Password System | N. Haller, C. Metz | May 1996 | Obsoleted by RFC 2289 | Proposed Standard |
| RFC 1961 | ASCII, PDF, HTML | GSS-API Authentication Method for SOCKS Version 5 | P. McMahon | June 1996 | Proposed Standard | |
| RFC 1964 | ASCII, PDF, HTML | The Kerberos Version 5 GSS-API Mechanism | J. Linn | June 1996 | Errata, Updated by RFC 4121, RFC 6649 | Proposed Standard |
| RFC 2025 | ASCII, PDF, HTML | The Simple Public-Key GSS-API Mechanism (SPKM) | C. Adams | October 1996 | Proposed Standard | |
| RFC 2065 | ASCII, PDF, HTML | Domain Name System Security Extensions | D. Eastlake 3rd, C. Kaufman | January 1997 | Obsoleted by RFC 2535, Updates RFC 1034, RFC 1035 | Proposed Standard |
| RFC 2078 | ASCII, PDF, HTML | Generic Security Service Application Program Interface, Version 2 | J. Linn | January 1997 | Obsoletes RFC 1508, Obsoleted by RFC 2743 | Proposed Standard |
| RFC 2084 | ASCII, PDF, HTML | Considerations for Web Transaction Security | G. Bossert, S. Cooper, W. Drummond | January 1997 | Informational | |
| RFC 2085 | ASCII, PDF, HTML | HMAC-MD5 IP Authentication with Replay Prevention | M. Oehler, R. Glenn | February 1997 | Proposed Standard | |
| RFC 2104 | ASCII, PDF, HTML, HTML with inline errata | HMAC: Keyed-Hashing for Message Authentication | H. Krawczyk, M. Bellare, R. Canetti | February 1997 | Errata, Updated by RFC 6151 | Informational |
| RFC 2137 | ASCII, PDF, HTML | Secure Domain Name System Dynamic Update | D. Eastlake 3rd | April 1997 | Obsoleted by RFC 3007, Updates RFC 1035 | Proposed Standard |
| RFC 2228 | ASCII, PDF, HTML | FTP Security Extensions | M. Horowitz, S. Lunt | October 1997 | Updates RFC 959 | Proposed Standard |
| RFC 2243 | ASCII, PDF, HTML | OTP Extended Responses | C. Metz | November 1997 | Proposed Standard | |
| RFC 2246 | ASCII, PDF, HTML | The TLS Protocol Version 1.0 | T. Dierks, C. Allen | January 1999 | Errata, Obsoleted by RFC 4346, Updated by RFC 3546, RFC 5746, RFC 6176, RFC 7465, RFC 7507, RFC 7919 | Historic (changed from Proposed Standard January 2021) |
| RFC 2289 a.k.a. STD 61 | ASCII, PDF, HTML | A One-Time Password System | N. Haller, C. Metz, P. Nesser, M. Straw | February 1998 | Obsoletes RFC 1938 | Internet Standard (changed from Draft Standard June 2000) |
| RFC 2401 | ASCII, PDF, HTML | Security Architecture for the Internet Protocol | S. Kent, R. Atkinson | November 1998 | Obsoletes RFC 1825, Obsoleted by RFC 4301, Updated by RFC 3168 | Proposed Standard |
| RFC 2402 | ASCII, PDF, HTML, HTML with inline errata | IP Authentication Header | S. Kent, R. Atkinson | November 1998 | Errata, Obsoletes RFC 1826, Obsoleted by RFC 4302, RFC 4305 | Proposed Standard |
| RFC 2403 | ASCII, PDF, HTML | The Use of HMAC-MD5-96 within ESP and AH | C. Madson, R. Glenn | November 1998 | Proposed Standard | |
| RFC 2404 | ASCII, PDF, HTML | The Use of HMAC-SHA-1-96 within ESP and AH | C. Madson, R. Glenn | November 1998 | Proposed Standard | |
| RFC 2405 | ASCII, PDF, HTML | The ESP DES-CBC Cipher Algorithm With Explicit IV | C. Madson, N. Doraswamy | November 1998 | Proposed Standard | |
| RFC 2406 | ASCII, PDF, HTML | IP Encapsulating Security Payload (ESP) | S. Kent, R. Atkinson | November 1998 | Obsoletes RFC 1827, Obsoleted by RFC 4303, RFC 4305 | Proposed Standard |
| RFC 2407 | ASCII, PDF, HTML, HTML with inline errata | The Internet IP Security Domain of Interpretation for ISAKMP | D. Piper | November 1998 | Errata, Obsoleted by RFC 4306 | Historic (changed from Proposed Standard January 2023) |
| RFC 2408 | ASCII, PDF, HTML, HTML with inline errata | Internet Security Association and Key Management Protocol (ISAKMP) | D. Maughan, M. Schertler, M. Schneider, J. Turner | November 1998 | Errata, Obsoleted by RFC 4306 | Historic (changed from Proposed Standard January 2023) |
| RFC 2409 | ASCII, PDF, HTML, HTML with inline errata | The Internet Key Exchange (IKE) | D. Harkins, D. Carrel | November 1998 | Errata, Obsoleted by RFC 4306, Updated by RFC 4109 | Historic (changed from Proposed Standard January 2023) |
| RFC 2410 | ASCII, PDF, HTML | The NULL Encryption Algorithm and Its Use With IPsec | R. Glenn, S. Kent | November 1998 | Errata | Proposed Standard |
| RFC 2411 | ASCII, PDF, HTML | IP Security Document Roadmap | R. Thayer, N. Doraswamy, R. Glenn | November 1998 | Obsoleted by RFC 6071 | Informational |
| RFC 2412 | ASCII, PDF, HTML | The OAKLEY Key Determination Protocol | H. Orman | November 1998 | Errata | Informational |
| RFC 2440 | ASCII, PDF, HTML | OpenPGP Message Format | J. Callas, L. Donnerhacke, H. Finney, R. Thayer | November 1998 | Obsoleted by RFC 4880 | Proposed Standard |
| RFC 2444 | ASCII, PDF, HTML | The One-Time-Password SASL Mechanism | C. Newman | October 1998 | Updates RFC 2222 | Proposed Standard |
| RFC 2451 | ASCII, PDF, HTML | The ESP CBC-Mode Cipher Algorithms | R. Pereira, R. Adams | November 1998 | Proposed Standard | |
| RFC 2459 | ASCII, PDF, HTML, HTML with inline errata | Internet X.509 Public Key Infrastructure Certificate and CRL Profile | R. Housley, W. Ford, W. Polk, D. Solo | January 1999 | Errata, Obsoleted by RFC 3280 | Proposed Standard |
| RFC 2478 | ASCII, PDF, HTML | The Simple and Protected GSS-API Negotiation Mechanism | E. Baize, D. Pinkas | December 1998 | Obsoleted by RFC 4178 | Proposed Standard |
| RFC 2479 | ASCII, PDF, HTML | Independent Data Unit Protection Generic Security Service Application Program Interface (IDUP-GSS-API) | C. Adams | December 1998 | Informational | |
| RFC 2510 | ASCII, PDF, HTML | Internet X.509 Public Key Infrastructure Certificate Management Protocols | C. Adams, S. Farrell | March 1999 | Obsoleted by RFC 4210 | Proposed Standard |
| RFC 2511 | ASCII, PDF, HTML | Internet X.509 Certificate Request Message Format | M. Myers, C. Adams, D. Solo, D. Kemp | March 1999 | Obsoleted by RFC 4211 | Proposed Standard |
| RFC 2527 | ASCII, PDF, HTML, HTML with inline errata | Internet X.509 Public Key Infrastructure Certificate Policy and Certification Practices Framework | S. Chokhani, W. Ford | March 1999 | Errata, Obsoleted by RFC 3647 | Informational |
| RFC 2528 | ASCII, PDF, HTML | Internet X.509 Public Key Infrastructure Representation of Key Exchange Algorithm (KEA) Keys in Internet X.509 Public Key Infrastructure Certificates | R. Housley, W. Polk | March 1999 | Informational | |
| RFC 2535 | ASCII, PDF, HTML, HTML with inline errata | Domain Name System Security Extensions | D. Eastlake 3rd | March 1999 | Errata, Obsoletes RFC 2065, Obsoleted by RFC 4033, RFC 4034, RFC 4035, Updates RFC 2181, RFC 1035, RFC 1034, Updated by RFC 2931, RFC 3007, RFC 3008, RFC 3090, RFC 3226, RFC 3445, RFC 3597, RFC 3655, RFC 3658, RFC 3755, RFC 3757, RFC 3845 | Proposed Standard |
| RFC 2536 | ASCII, PDF, HTML | DSA KEYs and SIGs in the Domain Name System (DNS) | D. Eastlake 3rd | March 1999 | Updated by RFC 6944 | Proposed Standard |
| RFC 2537 | ASCII, PDF, HTML | RSA/MD5 KEYs and SIGs in the Domain Name System (DNS) | D. Eastlake 3rd | March 1999 | Obsoleted by RFC 3110 | Proposed Standard |
| RFC 2538 | ASCII, PDF, HTML | Storing Certificates in the Domain Name System (DNS) | D. Eastlake 3rd, O. Gudmundsson | March 1999 | Obsoleted by RFC 4398 | Proposed Standard |
| RFC 2539 | ASCII, PDF, HTML | Storage of Diffie-Hellman Keys in the Domain Name System (DNS) | D. Eastlake 3rd | March 1999 | Updated by RFC 6944 | Proposed Standard |
| RFC 2540 | ASCII, PDF, HTML | Detached Domain Name System (DNS) Information | D. Eastlake 3rd | March 1999 | Experimental | |
| RFC 2541 | ASCII, PDF, HTML | DNS Security Operational Considerations | D. Eastlake 3rd | March 1999 | Obsoleted by RFC 4641 | Informational |
| RFC 2559 | ASCII, PDF, HTML | Internet X.509 Public Key Infrastructure Operational Protocols - LDAPv2 | S. Boeyen, T. Howes, P. Richard | April 1999 | Obsoleted by RFC 3494, Updates RFC 1778 | Historic (changed from Proposed Standard March 2003) |
| RFC 2560 | ASCII, PDF, HTML, HTML with inline errata | X.509 Internet Public Key Infrastructure Online Certificate Status Protocol - OCSP | M. Myers, R. Ankney, A. Malpani, S. Galperin, C. Adams | June 1999 | Errata, Obsoleted by RFC 6960, Updated by RFC 6277 | Proposed Standard |
| RFC 2585 | ASCII, PDF, HTML, HTML with inline errata | Internet X.509 Public Key Infrastructure Operational Protocols: FTP and HTTP | R. Housley, P. Hoffman | May 1999 | Errata | Proposed Standard |
| RFC 2587 | ASCII, PDF, HTML | Internet X.509 Public Key Infrastructure LDAPv2 Schema | S. Boeyen, T. Howes, P. Richard | June 1999 | Obsoleted by RFC 4523 | Proposed Standard |
| RFC 2630 | ASCII, PDF, HTML, HTML with inline errata | Cryptographic Message Syntax | R. Housley | June 1999 | Errata, Obsoleted by RFC 3369, RFC 3370 | Proposed Standard |
| RFC 2631 | ASCII, PDF, HTML, HTML with inline errata | Diffie-Hellman Key Agreement Method | E. Rescorla | June 1999 | Errata | Proposed Standard |
| RFC 2632 | ASCII, PDF, HTML | S/MIME Version 3 Certificate Handling | B. Ramsdell, Ed. | June 1999 | Obsoleted by RFC 3850 | Proposed Standard |
| RFC 2633 | ASCII, PDF, HTML, HTML with inline errata | S/MIME Version 3 Message Specification | B. Ramsdell, Ed. | June 1999 | Errata, Obsoleted by RFC 3851 | Proposed Standard |
| RFC 2634 | ASCII, PDF, HTML | Enhanced Security Services for S/MIME | P. Hoffman, Ed. | June 1999 | Errata, Updated by RFC 5035 | Proposed Standard |
| RFC 2659 | ASCII, PDF, HTML | Security Extensions For HTML | E. Rescorla, A. Schiffman | August 1999 | Experimental | |
| RFC 2660 | ASCII, PDF, HTML | The Secure HyperText Transfer Protocol | E. Rescorla, A. Schiffman | August 1999 | Historic (changed from Experimental December 2021) | |
| RFC 2692 | ASCII, PDF, HTML | SPKI Requirements | C. Ellison | September 1999 | Experimental | |
| RFC 2693 | ASCII, PDF, HTML | SPKI Certificate Theory | C. Ellison, B. Frantz, B. Lampson, R. Rivest, B. Thomas, T. Ylonen | September 1999 | Experimental | |
| RFC 2712 | ASCII, PDF, HTML | Addition of Kerberos Cipher Suites to Transport Layer Security (TLS) | A. Medvinsky, M. Hur | October 1999 | Errata | Proposed Standard |
| RFC 2743 | ASCII, PDF, HTML, HTML with inline errata | Generic Security Service Application Program Interface Version 2, Update 1 | J. Linn | January 2000 | Errata, Obsoletes RFC 2078, Updated by RFC 5554, RFC 5896 | Proposed Standard |
| RFC 2744 | ASCII, PDF, HTML, HTML with inline errata | Generic Security Service API Version 2 : C-bindings | J. Wray | January 2000 | Errata, Obsoletes RFC 1509, Updated by RFC 5896 | Proposed Standard |
| RFC 2773 | ASCII, PDF, HTML | Encryption using KEA and SKIPJACK | R. Housley, P. Yee, W. Nace | February 2000 | Updates RFC 959 | Experimental |
| RFC 2785 | ASCII, PDF, HTML | Methods for Avoiding the "Small-Subgroup" Attacks on the Diffie-Hellman Key Agreement Method for S/MIME | R. Zuccherato | March 2000 | Informational | |
| RFC 2797 | ASCII, PDF, HTML, HTML with inline errata | Certificate Management Messages over CMS | M. Myers, X. Liu, J. Schaad, J. Weinstein | April 2000 | Errata, Obsoleted by RFC 5272 | Proposed Standard |
| RFC 2807 | ASCII, PDF, HTML | XML Signature Requirements | J. Reagle | July 2000 | Informational | |
| RFC 2817 | ASCII, PDF, HTML, HTML with inline errata | Upgrading to TLS Within HTTP/1.1 | R. Khare, S. Lawrence | May 2000 | Errata, Updates RFC 2616, Updated by RFC 7230, RFC 7231 | Proposed Standard |
| RFC 2818 | ASCII, PDF, HTML | HTTP Over TLS | E. Rescorla | May 2000 | Errata, Obsoleted by RFC 9110, Updated by RFC 5785, RFC 7230 | Informational |
| RFC 2847 | ASCII, PDF, HTML | LIPKEY - A Low Infrastructure Public Key Mechanism Using SPKM | M. Eisler | June 2000 | Proposed Standard | |
| RFC 2848 | ASCII, PDF, HTML | The PINT Service Protocol: Extensions to SIP and SDP for IP Access to Telephone Call Services | S. Petrack, L. Conroy | June 2000 | Proposed Standard | |
| RFC 2853 | ASCII, PDF, HTML | Generic Security Service API Version 2 : Java Bindings | J. Kabat, M. Upadhyay | June 2000 | Obsoleted by RFC 5653 | Proposed Standard |
| RFC 2857 | ASCII, PDF, HTML | The Use of HMAC-RIPEMD-160-96 within ESP and AH | A. Keromytis, N. Provos | June 2000 | Proposed Standard | |
| RFC 2875 | ASCII, PDF, HTML | Diffie-Hellman Proof-of-Possession Algorithms | H. Prafullchandra, J. Schaad | July 2000 | Obsoleted by RFC 6955 | Proposed Standard |
| RFC 2876 | ASCII, PDF, HTML, HTML with inline errata | Use of the KEA and SKIPJACK Algorithms in CMS | J. Pawling | July 2000 | Errata | Informational |
| RFC 2984 | ASCII, PDF, HTML | Use of the CAST-128 Encryption Algorithm in CMS | C. Adams | October 2000 | Proposed Standard | |
| RFC 3029 | ASCII, PDF, HTML, HTML with inline errata | Internet X.509 Public Key Infrastructure Data Validation and Certification Server Protocols | C. Adams, P. Sylvester, M. Zolotarev, R. Zuccherato | February 2001 | Errata | Experimental |
| RFC 3039 | ASCII, PDF, HTML | Internet X.509 Public Key Infrastructure Qualified Certificates Profile | S. Santesson, W. Polk, P. Barzin, M. Nystrom | January 2001 | Obsoleted by RFC 3739 | Proposed Standard |
| RFC 3058 | ASCII, PDF, HTML | Use of the IDEA Encryption Algorithm in CMS | S. Teiwes, P. Hartmann, D. Kuenzi | February 2001 | Errata | Informational |
| RFC 3075 | ASCII, PDF, HTML | XML-Signature Syntax and Processing | D. Eastlake 3rd, J. Reagle, D. Solo | March 2001 | Obsoleted by RFC 3275 | Proposed Standard |
| RFC 3076 | ASCII, PDF, HTML | Canonical XML Version 1.0 | J. Boyer | March 2001 | Informational | |
| RFC 3114 | ASCII, PDF, HTML | Implementing Company Classification Policy with the S/MIME Security Label | W. Nicolls | May 2002 | Informational | |
| RFC 3125 | ASCII, PDF, HTML, HTML with inline errata | Electronic Signature Policies | J. Ross, D. Pinkas, N. Pope | September 2001 | Errata | Experimental |
| RFC 3126 | ASCII, PDF, HTML, HTML with inline errata | Electronic Signature Formats for long term electronic signatures | D. Pinkas, J. Ross, N. Pope | September 2001 | Errata, Obsoleted by RFC 5126 | Informational |
| RFC 3129 | ASCII, PDF, HTML | Requirements for Kerberized Internet Negotiation of Keys | M. Thomas | June 2001 | Informational | |
| RFC 3156 | ASCII, PDF, HTML | MIME Security with OpenPGP | M. Elkins, D. Del Torto, R. Levien, T. Roessler | August 2001 | Errata, Updates RFC 2015 | Proposed Standard |
| RFC 3157 | ASCII, PDF, HTML | Securely Available Credentials - Requirements | A. Arsenault, S. Farrell | August 2001 | Informational | |
| RFC 3161 | ASCII, PDF, HTML, HTML with inline errata | Internet X.509 Public Key Infrastructure Time-Stamp Protocol (TSP) | C. Adams, P. Cain, D. Pinkas, R. Zuccherato | August 2001 | Errata, Updated by RFC 5816 | Proposed Standard |
| RFC 3164 | ASCII, PDF, HTML | The BSD Syslog Protocol | C. Lonvick | August 2001 | Obsoleted by RFC 5424 | Informational |
| RFC 3183 | ASCII, PDF, HTML, HTML with inline errata | Domain Security Services using S/MIME | T. Dean, W. Ottaway | October 2001 | Errata | Experimental |
| RFC 3185 | ASCII, PDF, HTML | Reuse of CMS Content Encryption Keys | S. Farrell, S. Turner | October 2001 | Proposed Standard | |
| RFC 3195 | ASCII, PDF, HTML | Reliable Delivery for syslog | D. New, M. Rose | November 2001 | Proposed Standard | |
| RFC 3211 | ASCII, PDF, HTML | Password-based Encryption for CMS | P. Gutmann | December 2001 | Obsoleted by RFC 3369, RFC 3370 | Proposed Standard |
| RFC 3217 | ASCII, PDF, HTML, HTML with inline errata | Triple-DES and RC2 Key Wrapping | R. Housley | December 2001 | Errata | Informational |
| RFC 3218 | ASCII, PDF, HTML, HTML with inline errata | Preventing the Million Message Attack on Cryptographic Message Syntax | E. Rescorla | January 2002 | Errata | Informational |
| RFC 3268 | ASCII, PDF, HTML | Advanced Encryption Standard (AES) Ciphersuites for Transport Layer Security (TLS) | P. Chown | June 2002 | Obsoleted by RFC 5246 | Proposed Standard |
| RFC 3274 | ASCII, PDF, HTML | Compressed Data Content Type for Cryptographic Message Syntax (CMS) | P. Gutmann | June 2002 | Proposed Standard | |
| RFC 3275 | ASCII, PDF, HTML, HTML with inline errata | (Extensible Markup Language) XML-Signature Syntax and Processing | D. Eastlake 3rd, J. Reagle, D. Solo | March 2002 | Errata, Obsoletes RFC 3075 | Draft Standard |
| RFC 3278 | ASCII, PDF, HTML | Use of Elliptic Curve Cryptography (ECC) Algorithms in Cryptographic Message Syntax (CMS) | S. Blake-Wilson, D. Brown, P. Lambert | April 2002 | Errata, Obsoleted by RFC 5753 | Informational |
| RFC 3279 | ASCII, PDF, HTML, HTML with inline errata | Algorithms and Identifiers for the Internet X.509 Public Key Infrastructure Certificate and Certificate Revocation List (CRL) Profile | L. Bassham, W. Polk, R. Housley | April 2002 | Errata, Updated by RFC 4055, RFC 4491, RFC 5480, RFC 5758, RFC 8692 | Proposed Standard |
| RFC 3280 | ASCII, PDF, HTML, HTML with inline errata | Internet X.509 Public Key Infrastructure Certificate and Certificate Revocation List (CRL) Profile | R. Housley, W. Polk, W. Ford, D. Solo | April 2002 | Errata, Obsoletes RFC 2459, Obsoleted by RFC 5280, Updated by RFC 4325, RFC 4630 | Proposed Standard |
| RFC 3281 | ASCII, PDF, HTML, HTML with inline errata | An Internet Attribute Certificate Profile for Authorization | S. Farrell, R. Housley | April 2002 | Errata, Obsoleted by RFC 5755 | Proposed Standard |
| RFC 3369 | ASCII, PDF, HTML, HTML with inline errata | Cryptographic Message Syntax (CMS) | R. Housley | August 2002 | Errata, Obsoletes RFC 2630, RFC 3211, Obsoleted by RFC 3852 | Proposed Standard |
| RFC 3370 | ASCII, PDF, HTML, HTML with inline errata | Cryptographic Message Syntax (CMS) Algorithms | R. Housley | August 2002 | Errata, Obsoletes RFC 2630, RFC 3211, Updated by RFC 5754, RFC 8702 | Proposed Standard |
| RFC 3379 | ASCII, PDF, HTML | Delegated Path Validation and Delegated Path Discovery Protocol Requirements | D. Pinkas, R. Housley | September 2002 | Informational | |
| RFC 3394 | ASCII, PDF, HTML, HTML with inline errata | Advanced Encryption Standard (AES) Key Wrap Algorithm | J. Schaad, R. Housley | September 2002 | Errata | Informational |
| RFC 3456 | ASCII, PDF, HTML | Dynamic Host Configuration Protocol (DHCPv4) Configuration of IPsec Tunnel Mode | B. Patel, B. Aboba, S. Kelly, V. Gupta | January 2003 | Proposed Standard | |
| RFC 3457 | ASCII, PDF, HTML | Requirements for IPsec Remote Access Scenarios | S. Kelly, S. Ramamoorthi | January 2003 | Informational | |
| RFC 3526 | ASCII, PDF, HTML | More Modular Exponential (MODP) Diffie-Hellman groups for Internet Key Exchange (IKE) | T. Kivinen, M. Kojo | May 2003 | Errata | Proposed Standard |
| RFC 3546 | ASCII, PDF, HTML | Transport Layer Security (TLS) Extensions | S. Blake-Wilson, M. Nystrom, D. Hopwood, J. Mikkelsen, T. Wright | June 2003 | Obsoleted by RFC 4366, Updates RFC 2246 | Proposed Standard |
| RFC 3547 | ASCII, PDF, HTML | The Group Domain of Interpretation | M. Baugher, B. Weis, T. Hardjono, H. Harney | July 2003 | Obsoleted by RFC 6407 | Proposed Standard |
| RFC 3554 | ASCII, PDF, HTML | On the Use of Stream Control Transmission Protocol (SCTP) with IPsec | S. Bellovin, J. Ioannidis, A. Keromytis, R. Stewart | July 2003 | Proposed Standard | |
| RFC 3566 | ASCII, PDF, HTML | The AES-XCBC-MAC-96 Algorithm and Its Use With IPsec | S. Frankel, H. Herbert | September 2003 | Proposed Standard | |
| RFC 3585 | ASCII, PDF, HTML | IPsec Configuration Policy Information Model | J. Jason, L. Rafalow, E. Vyncke | August 2003 | Proposed Standard | |
| RFC 3586 | ASCII, PDF, HTML | IP Security Policy (IPSP) Requirements | M. Blaze, A. Keromytis, M. Richardson, L. Sanchez | August 2003 | Proposed Standard | |
| RFC 3602 | ASCII, PDF, HTML | The AES-CBC Cipher Algorithm and Its Use with IPsec | S. Frankel, R. Glenn, S. Kelly | September 2003 | Proposed Standard | |
| RFC 3620 | ASCII, PDF, HTML | The TUNNEL Profile | D. New | October 2003 | Updated by RFC 8553 | Proposed Standard |
| RFC 3628 | ASCII, PDF, HTML | Policy Requirements for Time-Stamping Authorities (TSAs) | D. Pinkas, N. Pope, J. Ross | November 2003 | Informational | |
| RFC 3647 | ASCII, PDF, HTML, HTML with inline errata | Internet X.509 Public Key Infrastructure Certificate Policy and Certification Practices Framework | S. Chokhani, W. Ford, R. Sabett, C. Merrill, S. Wu | November 2003 | Errata, Obsoletes RFC 2527 | Informational |
| RFC 3653 | ASCII, PDF, HTML | XML-Signature XPath Filter 2.0 | J. Boyer, M. Hughes, J. Reagle | December 2003 | Informational | |
| RFC 3664 | ASCII, PDF, HTML | The AES-XCBC-PRF-128 Algorithm for the Internet Key Exchange Protocol (IKE) | P. Hoffman | January 2004 | Obsoleted by RFC 4434 | Proposed Standard |
| RFC 3686 | ASCII, PDF, HTML | Using Advanced Encryption Standard (AES) Counter Mode With IPsec Encapsulating Security Payload (ESP) | R. Housley | January 2004 | Proposed Standard | |
| RFC 3706 | ASCII, PDF, HTML | A Traffic-Based Method of Detecting Dead Internet Key Exchange (IKE) Peers | G. Huang, S. Beaulieu, D. Rochefort | February 2004 | Errata | Informational |
| RFC 3709 | ASCII, PDF, HTML | Internet X.509 Public Key Infrastructure: Logotypes in X.509 Certificates | S. Santesson, R. Housley, T. Freeman | February 2004 | Errata, Obsoleted by RFC 9399, Updated by RFC 6170 | Proposed Standard |
| RFC 3715 | ASCII, PDF, HTML, HTML with inline errata | IPsec-Network Address Translation (NAT) Compatibility Requirements | B. Aboba, W. Dixon | March 2004 | Errata | Informational |
| RFC 3739 | ASCII, PDF, HTML, HTML with inline errata | Internet X.509 Public Key Infrastructure: Qualified Certificates Profile | S. Santesson, M. Nystrom, T. Polk | March 2004 | Errata, Obsoletes RFC 3039 | Proposed Standard |
| RFC 3740 | ASCII, PDF, HTML | The Multicast Group Security Architecture | T. Hardjono, B. Weis | March 2004 | Informational | |
| RFC 3741 | ASCII, PDF, HTML, HTML with inline errata | Exclusive XML Canonicalization, Version 1.0 | J. Boyer, D. Eastlake 3rd, J. Reagle | March 2004 | Errata | Informational |
| RFC 3749 | ASCII, PDF, HTML | Transport Layer Security Protocol Compression Methods | S. Hollenbeck | May 2004 | Updated by RFC 8447, RFC 8996 | Proposed Standard |
| RFC 3760 | ASCII, PDF, HTML | Securely Available Credentials (SACRED) - Credential Server Framework | D. Gustafson, M. Just, M. Nystrom | April 2004 | Informational | |
| RFC 3767 | ASCII, PDF, HTML | Securely Available Credentials Protocol | S. Farrell, Ed. | June 2004 | Updated by RFC 8996 | Proposed Standard |
| RFC 3770 | ASCII, PDF, HTML, HTML with inline errata | Certificate Extensions and Attributes Supporting Authentication in Point-to-Point Protocol (PPP) and Wireless Local Area Networks (WLAN) | R. Housley, T. Moore | May 2004 | Errata, Obsoleted by RFC 4334 | Proposed Standard |
| RFC 3779 | ASCII, PDF, HTML, HTML with inline errata | X.509 Extensions for IP Addresses and AS Identifiers | C. Lynn, S. Kent, K. Seo | June 2004 | Errata | Proposed Standard |
| RFC 3820 | ASCII, PDF, HTML | Internet X.509 Public Key Infrastructure (PKI) Proxy Certificate Profile | S. Tuecke, V. Welch, D. Engert, L. Pearlman, M. Thompson | June 2004 | Errata | Proposed Standard |
| RFC 3830 | ASCII, PDF, HTML, HTML with inline errata | MIKEY: Multimedia Internet KEYing | J. Arkko, E. Carrara, F. Lindholm, M. Naslund, K. Norrman | August 2004 | Errata, Updated by RFC 4738, RFC 6309 | Proposed Standard |
| RFC 3850 | ASCII, PDF, HTML | Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 3.1 Certificate Handling | B. Ramsdell, Ed. | July 2004 | Obsoletes RFC 2632, Obsoleted by RFC 5750 | Proposed Standard |
| RFC 3851 | ASCII, PDF, HTML | Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 3.1 Message Specification | B. Ramsdell, Ed. | July 2004 | Obsoletes RFC 2633, Obsoleted by RFC 5751 | Proposed Standard |
| RFC 3852 | ASCII, PDF, HTML, HTML with inline errata | Cryptographic Message Syntax (CMS) | R. Housley | July 2004 | Errata, Obsoletes RFC 3369, Obsoleted by RFC 5652, Updated by RFC 4853, RFC 5083 | Proposed Standard |
| RFC 3874 | ASCII, PDF, HTML | A 224-bit One-way Hash Function: SHA-224 | R. Housley | September 2004 | Informational | |
| RFC 3947 | ASCII, PDF, HTML, HTML with inline errata | Negotiation of NAT-Traversal in the IKE | T. Kivinen, B. Swander, A. Huttunen, V. Volpe | January 2005 | Errata | Proposed Standard |
| RFC 3948 | ASCII, PDF, HTML, HTML with inline errata | UDP Encapsulation of IPsec ESP Packets | A. Huttunen, B. Swander, V. Volpe, L. DiBurro, M. Stenberg | January 2005 | Errata | Proposed Standard |
| RFC 3961 | ASCII, PDF, HTML, HTML with inline errata | Encryption and Checksum Specifications for Kerberos 5 | K. Raeburn | February 2005 | Errata, Updated by RFC 8429 | Proposed Standard |
| RFC 3962 | ASCII, PDF, HTML | Advanced Encryption Standard (AES) Encryption for Kerberos 5 | K. Raeburn | February 2005 | Updated by RFC 9141 | Proposed Standard |
| RFC 4010 | ASCII, PDF, HTML, HTML with inline errata | Use of the SEED Encryption Algorithm in Cryptographic Message Syntax (CMS) | J. Park, S. Lee, J. Kim, J. Lee | February 2005 | Errata | Proposed Standard |
| RFC 4013 | ASCII, PDF, HTML, HTML with inline errata | SASLprep: Stringprep Profile for User Names and Passwords | K. Zeilenga | February 2005 | Errata, Obsoleted by RFC 7613 | Proposed Standard |
| RFC 4025 | ASCII, PDF, HTML, HTML with inline errata | A Method for Storing IPsec Keying Material in DNS | M. Richardson | March 2005 | Errata | Proposed Standard |
| RFC 4043 | ASCII, PDF, HTML, HTML with inline errata | Internet X.509 Public Key Infrastructure Permanent Identifier | D. Pinkas, T. Gindin | May 2005 | Errata | Proposed Standard |
| RFC 4046 | ASCII, PDF, HTML | Multicast Security (MSEC) Group Key Management Architecture | M. Baugher, R. Canetti, L. Dondeti, F. Lindholm | April 2005 | Informational | |
| RFC 4055 | ASCII, PDF, HTML, HTML with inline errata | Additional Algorithms and Identifiers for RSA Cryptography for use in the Internet X.509 Public Key Infrastructure Certificate and Certificate Revocation List (CRL) Profile | J. Schaad, B. Kaliski, R. Housley | June 2005 | Errata, Updates RFC 3279, Updated by RFC 5756 | Proposed Standard |
| RFC 4056 | ASCII, PDF, HTML, HTML with inline errata | Use of the RSASSA-PSS Signature Algorithm in Cryptographic Message Syntax (CMS) | J. Schaad | June 2005 | Errata | Proposed Standard |
| RFC 4059 | ASCII, PDF, HTML | Internet X.509 Public Key Infrastructure Warranty Certificate Extension | D. Linsenbardt, S. Pontius, A. Sturgeon | May 2005 | Informational | |
| RFC 4082 | ASCII, PDF, HTML | Timed Efficient Stream Loss-Tolerant Authentication (TESLA): Multicast Source Authentication Transform Introduction | A. Perrig, D. Song, R. Canetti, J. D. Tygar, B. Briscoe | June 2005 | Informational | |
| RFC 4106 | ASCII, PDF, HTML, HTML with inline errata | The Use of Galois/Counter Mode (GCM) in IPsec Encapsulating Security Payload (ESP) | J. Viega, D. McGrew | June 2005 | Errata | Proposed Standard |
| RFC 4120 | ASCII, PDF, HTML, HTML with inline errata | The Kerberos Network Authentication Service (V5) | C. Neuman, T. Yu, S. Hartman, K. Raeburn | July 2005 | Errata, Obsoletes RFC 1510, Updated by RFC 4537, RFC 5021, RFC 5896, RFC 6111, RFC 6112, RFC 6113, RFC 6649, RFC 6806, RFC 7751, RFC 8062, RFC 8129, RFC 8429, RFC 8553 | Proposed Standard |
| RFC 4121 | ASCII, PDF, HTML | The Kerberos Version 5 Generic Security Service Application Program Interface (GSS-API) Mechanism: Version 2 | L. Zhu, K. Jaganathan, S. Hartman | July 2005 | Updates RFC 1964, Updated by RFC 5896, RFC 6112, RFC 6542, RFC 6649, RFC 8062 | Proposed Standard |
| RFC 4132 | ASCII, PDF, HTML | Addition of Camellia Cipher Suites to Transport Layer Security (TLS) | S. Moriai, A. Kato, M. Kanda | July 2005 | Obsoleted by RFC 5932 | Proposed Standard |
| RFC 4134 | ASCII, PDF, HTML, HTML with inline errata | Examples of S/MIME Messages | P. Hoffman, Ed. | July 2005 | Errata | Informational |
| RFC 4158 | ASCII, PDF, HTML | Internet X.509 Public Key Infrastructure: Certification Path Building | M. Cooper, Y. Dzambasow, P. Hesse, S. Joseph, R. Nicholas | September 2005 | Informational | |
| RFC 4178 | ASCII, PDF, HTML | The Simple and Protected Generic Security Service Application Program Interface (GSS-API) Negotiation Mechanism | L. Zhu, P. Leach, K. Jaganathan, W. Ingersoll | October 2005 | Obsoletes RFC 2478 | Proposed Standard |
| RFC 4210 | ASCII, PDF, HTML, HTML with inline errata | Internet X.509 Public Key Infrastructure Certificate Management Protocol (CMP) | C. Adams, S. Farrell, T. Kause, T. Mononen | September 2005 | Errata, Obsoletes RFC 2510, Updated by RFC 6712, RFC 9480, RFC 9481 | Proposed Standard |
| RFC 4211 | ASCII, PDF, HTML, HTML with inline errata | Internet X.509 Public Key Infrastructure Certificate Request Message Format (CRMF) | J. Schaad | September 2005 | Errata, Obsoletes RFC 2511, Updated by RFC 9045 | Proposed Standard |
| RFC 4250 | ASCII, PDF, HTML | The Secure Shell (SSH) Protocol Assigned Numbers | S. Lehtinen, C. Lonvick, Ed. | January 2006 | Updated by RFC 8268, RFC 9142, RFC 9519 | Proposed Standard |
| RFC 4251 | ASCII, PDF, HTML | The Secure Shell (SSH) Protocol Architecture | T. Ylonen, C. Lonvick, Ed. | January 2006 | Updated by RFC 8308, RFC 9141 | Proposed Standard |
| RFC 4252 | ASCII, PDF, HTML, HTML with inline errata | The Secure Shell (SSH) Authentication Protocol | T. Ylonen, C. Lonvick, Ed. | January 2006 | Errata, Updated by RFC 8308, RFC 8332 | Proposed Standard |
| RFC 4253 | ASCII, PDF, HTML, HTML with inline errata | The Secure Shell (SSH) Transport Layer Protocol | T. Ylonen, C. Lonvick, Ed. | January 2006 | Errata, Updated by RFC 6668, RFC 8268, RFC 8308, RFC 8332, RFC 8709, RFC 8758, RFC 9142 | Proposed Standard |
| RFC 4254 | ASCII, PDF, HTML, HTML with inline errata | The Secure Shell (SSH) Connection Protocol | T. Ylonen, C. Lonvick, Ed. | January 2006 | Errata, Updated by RFC 8308 | Proposed Standard |
| RFC 4255 | ASCII, PDF, HTML, HTML with inline errata | Using DNS to Securely Publish Secure Shell (SSH) Key Fingerprints | J. Schlyter, W. Griffin | January 2006 | Errata | Proposed Standard |
| RFC 4256 | ASCII, PDF, HTML, HTML with inline errata | Generic Message Exchange Authentication for the Secure Shell Protocol (SSH) | F. Cusack, M. Forssen | January 2006 | Errata | Proposed Standard |
| RFC 4262 | ASCII, PDF, HTML | X.509 Certificate Extension for Secure/Multipurpose Internet Mail Extensions (S/MIME) Capabilities | S. Santesson | December 2005 | Proposed Standard | |
| RFC 4279 | ASCII, PDF, HTML | Pre-Shared Key Ciphersuites for Transport Layer Security (TLS) | P. Eronen, Ed., H. Tschofenig, Ed. | December 2005 | Updated by RFC 8996 | Proposed Standard |
| RFC 4282 | ASCII, PDF, HTML, HTML with inline errata | The Network Access Identifier | B. Aboba, M. Beadles, J. Arkko, P. Eronen | December 2005 | Errata, Obsoletes RFC 2486, Obsoleted by RFC 7542 | Proposed Standard |
| RFC 4301 | ASCII, PDF, HTML, HTML with inline errata | Security Architecture for the Internet Protocol | S. Kent, K. Seo | December 2005 | Errata, Obsoletes RFC 2401, Updates RFC 3168, Updated by RFC 6040, RFC 7619 | Proposed Standard |
| RFC 4302 | ASCII, PDF, HTML, HTML with inline errata | IP Authentication Header | S. Kent | December 2005 | Errata, Obsoletes RFC 2402 | Proposed Standard |
| RFC 4303 | ASCII, PDF, HTML, HTML with inline errata | IP Encapsulating Security Payload (ESP) | S. Kent | December 2005 | Errata, Obsoletes RFC 2406 | Proposed Standard |
| RFC 4304 | ASCII, PDF, HTML | Extended Sequence Number (ESN) Addendum to IPsec Domain of Interpretation (DOI) for Internet Security Association and Key Management Protocol (ISAKMP) | S. Kent | December 2005 | Proposed Standard | |
| RFC 4305 | ASCII, PDF, HTML, HTML with inline errata | Cryptographic Algorithm Implementation Requirements for Encapsulating Security Payload (ESP) and Authentication Header (AH) | D. Eastlake 3rd | December 2005 | Errata, Obsoletes RFC 2402, RFC 2406, Obsoleted by RFC 4835 | Proposed Standard |
| RFC 4306 | ASCII, PDF, HTML, HTML with inline errata | Internet Key Exchange (IKEv2) Protocol | C. Kaufman, Ed. | December 2005 | Errata, Obsoletes RFC 2407, RFC 2408, RFC 2409, Obsoleted by RFC 5996, Updated by RFC 5282 | Proposed Standard |
| RFC 4307 | ASCII, PDF, HTML, HTML with inline errata | Cryptographic Algorithms for Use in the Internet Key Exchange Version 2 (IKEv2) | J. Schiller | December 2005 | Errata, Obsoleted by RFC 8247 | Proposed Standard |
| RFC 4308 | ASCII, PDF, HTML, HTML with inline errata | Cryptographic Suites for IPsec | P. Hoffman | December 2005 | Errata | Proposed Standard |
| RFC 4309 | ASCII, PDF, HTML | Using Advanced Encryption Standard (AES) CCM Mode with IPsec Encapsulating Security Payload (ESP) | R. Housley | December 2005 | Errata | Proposed Standard |
| RFC 4325 | ASCII, PDF, HTML | Internet X.509 Public Key Infrastructure Authority Information Access Certificate Revocation List (CRL) Extension | S. Santesson, R. Housley | December 2005 | Obsoleted by RFC 5280, Updates RFC 3280 | Proposed Standard |
| RFC 4334 | ASCII, PDF, HTML, HTML with inline errata | Certificate Extensions and Attributes Supporting Authentication in Point-to-Point Protocol (PPP) and Wireless Local Area Networks (WLAN) | R. Housley, T. Moore | February 2006 | Errata, Obsoletes RFC 3770 | Proposed Standard |
| RFC 4335 | ASCII, PDF, HTML | The Secure Shell (SSH) Session Channel Break Extension | J. Galbraith, P. Remaker | January 2006 | Errata | Proposed Standard |
| RFC 4344 | ASCII, PDF, HTML | The Secure Shell (SSH) Transport Layer Encryption Modes | M. Bellare, T. Kohno, C. Namprempre | January 2006 | Proposed Standard | |
| RFC 4346 | ASCII, PDF, HTML, HTML with inline errata | The Transport Layer Security (TLS) Protocol Version 1.1 | T. Dierks, E. Rescorla | April 2006 | Errata, Obsoletes RFC 2246, Obsoleted by RFC 5246, Updated by RFC 4366, RFC 4680, RFC 4681, RFC 5746, RFC 6176, RFC 7465, RFC 7507, RFC 7919 | Historic (changed from Proposed Standard January 2021) |
| RFC 4359 | ASCII, PDF, HTML | The Use of RSA/SHA-1 Signatures within Encapsulating Security Payload (ESP) and Authentication Header (AH) | B. Weis | January 2006 | Proposed Standard | |
| RFC 4366 | ASCII, PDF, HTML | Transport Layer Security (TLS) Extensions | S. Blake-Wilson, M. Nystrom, D. Hopwood, J. Mikkelsen, T. Wright | April 2006 | Errata, Obsoletes RFC 3546, Obsoleted by RFC 5246, RFC 6066, Updates RFC 4346, Updated by RFC 5746 | Proposed Standard |
| RFC 4372 | ASCII, PDF, HTML | Chargeable User Identity | F. Adrangi, A. Lior, J. Korhonen, J. Loughney | January 2006 | Proposed Standard | |
| RFC 4383 | ASCII, PDF, HTML | The Use of Timed Efficient Stream Loss-Tolerant Authentication (TESLA) in the Secure Real-time Transport Protocol (SRTP) | M. Baugher, E. Carrara | February 2006 | Proposed Standard | |
| RFC 4386 | ASCII, PDF, HTML | Internet X.509 Public Key Infrastructure Repository Locator Service | S. Boeyen, P. Hallam-Baker | February 2006 | Updated by RFC 8553 | Experimental |
| RFC 4387 | ASCII, PDF, HTML | Internet X.509 Public Key Infrastructure Operational Protocols: Certificate Store Access via HTTP | P. Gutmann, Ed. | February 2006 | Updated by RFC 8553 | Proposed Standard |
| RFC 4401 | ASCII, PDF, HTML | A Pseudo-Random Function (PRF) API Extension for the Generic Security Service Application Program Interface (GSS-API) | N. Williams | February 2006 | Proposed Standard | |
| RFC 4402 | ASCII, PDF, HTML | A Pseudo-Random Function (PRF) for the Kerberos V Generic Security Service Application Program Interface (GSS-API) Mechanism | N. Williams | February 2006 | Errata, Obsoleted by RFC 7802 | Historic (changed from Proposed Standard March 2016) |
| RFC 4419 | ASCII, PDF, HTML, HTML with inline errata | Diffie-Hellman Group Exchange for the Secure Shell (SSH) Transport Layer Protocol | M. Friedl, N. Provos, W. Simpson | March 2006 | Errata, Updated by RFC 8270 | Proposed Standard |
| RFC 4422 | ASCII, PDF, HTML | Simple Authentication and Security Layer (SASL) | A. Melnikov, Ed., K. Zeilenga, Ed. | June 2006 | Obsoletes RFC 2222 | Proposed Standard |
| RFC 4430 | ASCII, PDF, HTML | Kerberized Internet Negotiation of Keys (KINK) | S. Sakane, K. Kamada, M. Thomas, J. Vilhuber | March 2006 | Errata | Proposed Standard |
| RFC 4442 | ASCII, PDF, HTML | Bootstrapping Timed Efficient Stream Loss-Tolerant Authentication (TESLA) | S. Fries, H. Tschofenig | March 2006 | Proposed Standard | |
| RFC 4462 | ASCII, PDF, HTML, HTML with inline errata | Generic Security Service Application Program Interface (GSS-API) Authentication and Key Exchange for the Secure Shell (SSH) Protocol | J. Hutzelman, J. Salowey, J. Galbraith, V. Welch | May 2006 | Errata, Updated by RFC 8732, RFC 9142 | Proposed Standard |
| RFC 4476 | ASCII, PDF, HTML | Attribute Certificate (AC) Policies Extension | C. Francis, D. Pinkas | May 2006 | Proposed Standard | |
| RFC 4490 | ASCII, PDF, HTML, HTML with inline errata | Using the GOST 28147-89, GOST R 34.11-94, GOST R 34.10-94, and GOST R 34.10-2001 Algorithms with Cryptographic Message Syntax (CMS) | S. Leontiev, Ed., G. Chudov, Ed. | May 2006 | Errata | Proposed Standard |
| RFC 4491 | ASCII, PDF, HTML | Using the GOST R 34.10-94, GOST R 34.10-2001, and GOST R 34.11-94 Algorithms with the Internet X.509 Public Key Infrastructure Certificate and CRL Profile | S. Leontiev, Ed., D. Shefanovski, Ed. | May 2006 | Errata, Updates RFC 3279 | Proposed Standard |
| RFC 4492 | ASCII, PDF, HTML, HTML with inline errata | Elliptic Curve Cryptography (ECC) Cipher Suites for Transport Layer Security (TLS) | S. Blake-Wilson, N. Bolyard, V. Gupta, C. Hawk, B. Moeller | May 2006 | Errata, Obsoleted by RFC 8422, Updated by RFC 5246, RFC 7027, RFC 7919 | Informational |
| RFC 4505 | ASCII, PDF, HTML | Anonymous Simple Authentication and Security Layer (SASL) Mechanism | K. Zeilenga | June 2006 | Obsoletes RFC 2245 | Proposed Standard |
| RFC 4534 | ASCII, PDF, HTML, HTML with inline errata | Group Security Policy Token v1 | A. Colegrove, H. Harney | June 2006 | Errata | Proposed Standard |
| RFC 4535 | ASCII, PDF, HTML | GSAKMP: Group Secure Association Key Management Protocol | H. Harney, U. Meth, A. Colegrove, G. Gross | June 2006 | Proposed Standard | |
| RFC 4537 | ASCII, PDF, HTML | Kerberos Cryptosystem Negotiation Extension | L. Zhu, P. Leach, K. Jaganathan | June 2006 | Updates RFC 4120 | Proposed Standard |
| RFC 4555 | ASCII, PDF, HTML | IKEv2 Mobility and Multihoming Protocol (MOBIKE) | P. Eronen | June 2006 | Proposed Standard | |
| RFC 4556 | ASCII, PDF, HTML | Public Key Cryptography for Initial Authentication in Kerberos (PKINIT) | L. Zhu, B. Tung | June 2006 | Errata, Updated by RFC 6112, RFC 8062, RFC 8636 | Proposed Standard |
| RFC 4557 | ASCII, PDF, HTML | Online Certificate Status Protocol (OCSP) Support for Public Key Cryptography for Initial Authentication in Kerberos (PKINIT) | L. Zhu, K. Jaganathan, N. Williams | June 2006 | Errata | Proposed Standard |
| RFC 4563 | ASCII, PDF, HTML | The Key ID Information Type for the General Extension Payload in Multimedia Internet KEYing (MIKEY) | E. Carrara, V. Lehtovirta, K. Norrman | June 2006 | Updated by RFC 6309 | Proposed Standard |
| RFC 4590 | ASCII, PDF, HTML | RADIUS Extension for Digest Authentication | B. Sterman, D. Sadolevsky, D. Schwartz, D. Williams, W. Beck | July 2006 | Errata, Obsoleted by RFC 5090 | Proposed Standard |
| RFC 4616 | ASCII, PDF, HTML, HTML with inline errata | The PLAIN Simple Authentication and Security Layer (SASL) Mechanism | K. Zeilenga, Ed. | August 2006 | Errata, Updates RFC 2595, Updated by RFC 8996 | Proposed Standard |
| RFC 4621 | ASCII, PDF, HTML | Design of the IKEv2 Mobility and Multihoming (MOBIKE) Protocol | T. Kivinen, H. Tschofenig | August 2006 | Informational | |
| RFC 4630 | ASCII, PDF, HTML | Update to DirectoryString Processing in the Internet X.509 Public Key Infrastructure Certificate and Certificate Revocation List (CRL) Profile | R. Housley, S. Santesson | August 2006 | Obsoleted by RFC 5280, Updates RFC 3280 | Proposed Standard |
| RFC 4650 | ASCII, PDF, HTML, HTML with inline errata | HMAC-Authenticated Diffie-Hellman for Multimedia Internet KEYing (MIKEY) | M. Euchner | September 2006 | Errata | Proposed Standard |
| RFC 4668 | ASCII, PDF, HTML, HTML with inline errata | RADIUS Authentication Client MIB for IPv6 | D. Nelson | August 2006 | Errata, Obsoletes RFC 2618 | Proposed Standard |
| RFC 4669 | ASCII, PDF, HTML, HTML with inline errata | RADIUS Authentication Server MIB for IPv6 | D. Nelson | August 2006 | Errata, Obsoletes RFC 2619 | Proposed Standard |
| RFC 4670 | ASCII, PDF, HTML | RADIUS Accounting Client MIB for IPv6 | D. Nelson | August 2006 | Errata, Obsoletes RFC 2620 | Informational |
| RFC 4671 | ASCII, PDF, HTML | RADIUS Accounting Server MIB for IPv6 | D. Nelson | August 2006 | Errata, Obsoletes RFC 2621 | Informational |
| RFC 4672 | ASCII, PDF, HTML, HTML with inline errata | RADIUS Dynamic Authorization Client MIB | S. De Cnodder, N. Jonnala, M. Chiba | September 2006 | Errata | Informational |
| RFC 4673 | ASCII, PDF, HTML, HTML with inline errata | RADIUS Dynamic Authorization Server MIB | S. De Cnodder, N. Jonnala, M. Chiba | September 2006 | Errata | Informational |
| RFC 4675 | ASCII, PDF, HTML | RADIUS Attributes for Virtual LAN and Priority Support | P. Congdon, M. Sanchez, B. Aboba | September 2006 | Errata | Proposed Standard |
| RFC 4683 | ASCII, PDF, HTML, HTML with inline errata | Internet X.509 Public Key Infrastructure Subject Identification Method (SIM) | J. Park, J. Lee, H. Lee, S. Park, T. Polk | October 2006 | Errata | Proposed Standard |
| RFC 4686 | ASCII, PDF, HTML | Analysis of Threats Motivating DomainKeys Identified Mail (DKIM) | J. Fenton | September 2006 | Informational | |
| RFC 4716 | ASCII, PDF, HTML | The Secure Shell (SSH) Public Key File Format | J. Galbraith, R. Thayer | November 2006 | Updated by RFC 9519 | Informational |
| RFC 4738 | ASCII, PDF, HTML | MIKEY-RSA-R: An Additional Mode of Key Distribution in Multimedia Internet KEYing (MIKEY) | D. Ignjatic, L. Dondeti, F. Audet, P. Lin | November 2006 | Updates RFC 3830 | Proposed Standard |
| RFC 4752 | ASCII, PDF, HTML, HTML with inline errata | The Kerberos V5 ("GSSAPI") Simple Authentication and Security Layer (SASL) Mechanism | A. Melnikov, Ed. | November 2006 | Errata, Obsoletes RFC 2222 | Proposed Standard |
| RFC 4765 | ASCII, PDF, HTML | The Intrusion Detection Message Exchange Format (IDMEF) | H. Debar, D. Curry, B. Feinstein | March 2007 | Experimental | |
| RFC 4766 | ASCII, PDF, HTML | Intrusion Detection Message Exchange Requirements | M. Wood, M. Erlinger | March 2007 | Informational | |
| RFC 4767 | ASCII, PDF, HTML | The Intrusion Detection Exchange Protocol (IDXP) | B. Feinstein, G. Matthews | March 2007 | Experimental | |
| RFC 4768 | ASCII, PDF, HTML | Desired Enhancements to Generic Security Services Application Program Interface (GSS-API) Version 3 Naming | S. Hartman | December 2006 | Informational | |
| RFC 4785 | ASCII, PDF, HTML | Pre-Shared Key (PSK) Ciphersuites with NULL Encryption for Transport Layer Security (TLS) | U. Blumenthal, P. Goel | January 2007 | Updated by RFC 8996 | Proposed Standard |
| RFC 4809 | ASCII, PDF, HTML | Requirements for an IPsec Certificate Management Profile | C. Bonatti, Ed., S. Turner, Ed., G. Lebovitz, Ed. | February 2007 | Informational | |
| RFC 4810 | ASCII, PDF, HTML | Long-Term Archive Service Requirements | C. Wallace, U. Pordesch, R. Brandner | March 2007 | Informational | |
| RFC 4818 | ASCII, PDF, HTML | RADIUS Delegated-IPv6-Prefix Attribute | J. Salowey, R. Droms | April 2007 | Proposed Standard | |
| RFC 4819 | ASCII, PDF, HTML | Secure Shell Public Key Subsystem | J. Galbraith, J. Van Dyke, J. Bright | March 2007 | Updated by RFC 9519 | Proposed Standard |
| RFC 4849 | ASCII, PDF, HTML | RADIUS Filter Rule Attribute | P. Congdon, M. Sanchez, B. Aboba | April 2007 | Proposed Standard | |
| RFC 4853 | ASCII, PDF, HTML, HTML with inline errata | Cryptographic Message Syntax (CMS) Multiple Signer Clarification | R. Housley | April 2007 | Errata, Updates RFC 3852 | Proposed Standard |
| RFC 4871 | ASCII, PDF, HTML, HTML with inline errata | DomainKeys Identified Mail (DKIM) Signatures | E. Allman, J. Callas, M. Delany, M. Libbey, J. Fenton, M. Thomas | May 2007 | Errata, Obsoletes RFC 4870, Obsoleted by RFC 6376, Updated by RFC 5672 | Proposed Standard |
| RFC 4880 | ASCII, PDF, HTML, HTML with inline errata | OpenPGP Message Format | J. Callas, L. Donnerhacke, H. Finney, D. Shaw, R. Thayer | November 2007 | Errata, Obsoletes RFC 1991, RFC 2440, Updated by RFC 5581 | Proposed Standard |
| RFC 4945 | ASCII, PDF, HTML | The Internet IP Security PKI Profile of IKEv1/ISAKMP, IKEv2, and PKIX | B. Korver | August 2007 | Proposed Standard | |
| RFC 4985 | ASCII, PDF, HTML, HTML with inline errata | Internet X.509 Public Key Infrastructure Subject Alternative Name for Expression of Service Name | S. Santesson | August 2007 | Errata | Proposed Standard |
| RFC 4998 | ASCII, PDF, HTML | Evidence Record Syntax (ERS) | T. Gondrom, R. Brandner, U. Pordesch | August 2007 | Errata | Proposed Standard |
| RFC 5016 | ASCII, PDF, HTML | Requirements for a DomainKeys Identified Mail (DKIM) Signing Practices Protocol | M. Thomas | October 2007 | Informational | |
| RFC 5019 | ASCII, PDF, HTML, HTML with inline errata | The Lightweight Online Certificate Status Protocol (OCSP) Profile for High-Volume Environments | A. Deacon, R. Hurst | September 2007 | Errata, Updated by RFC 8996 | Proposed Standard |
| RFC 5021 | ASCII, PDF, HTML | Extended Kerberos Version 5 Key Distribution Center (KDC) Exchanges over TCP | S. Josefsson | August 2007 | Updates RFC 4120 | Proposed Standard |
| RFC 5035 | ASCII, PDF, HTML, HTML with inline errata | Enhanced Security Services (ESS) Update: Adding CertID Algorithm Agility | J. Schaad | August 2007 | Errata, Updates RFC 2634 | Proposed Standard |
| RFC 5054 | ASCII, PDF, HTML, HTML with inline errata | Using the Secure Remote Password (SRP) Protocol for TLS Authentication | D. Taylor, T. Wu, N. Mavrogiannopoulos, T. Perrin | November 2007 | Errata, Updated by RFC 8996 | Informational |
| RFC 5055 | ASCII, PDF, HTML | Server-Based Certificate Validation Protocol (SCVP) | T. Freeman, R. Housley, A. Malpani, D. Cooper, W. Polk | December 2007 | Proposed Standard | |
| RFC 5070 | ASCII, PDF, HTML | The Incident Object Description Exchange Format | R. Danyliw, J. Meijer, Y. Demchenko | December 2007 | Errata, Obsoleted by RFC 7970, Updated by RFC 6685 | Proposed Standard |
| RFC 5080 | ASCII, PDF, HTML | Common Remote Authentication Dial In User Service (RADIUS) Implementation Issues and Suggested Fixes | D. Nelson, A. DeKok | December 2007 | Errata, Updates RFC 2865, RFC 2866, RFC 2869, RFC 3579 | Proposed Standard |
| RFC 5081 | ASCII, PDF, HTML | Using OpenPGP Keys for Transport Layer Security (TLS) Authentication | N. Mavrogiannopoulos | November 2007 | Obsoleted by RFC 6091 | Experimental |
| RFC 5083 | ASCII, PDF, HTML | Cryptographic Message Syntax (CMS) Authenticated-Enveloped-Data Content Type | R. Housley | November 2007 | Updates RFC 3852 | Proposed Standard |
| RFC 5084 | ASCII, PDF, HTML | Using AES-CCM and AES-GCM Authenticated Encryption in the Cryptographic Message Syntax (CMS) | R. Housley | November 2007 | Errata | Proposed Standard |
| RFC 5090 | ASCII, PDF, HTML, HTML with inline errata | RADIUS Extension for Digest Authentication | B. Sterman, D. Sadolevsky, D. Schwartz, D. Williams, W. Beck | February 2008 | Errata, Obsoletes RFC 4590 | Proposed Standard |
| RFC 5126 | ASCII, PDF, HTML | CMS Advanced Electronic Signatures (CAdES) | D. Pinkas, N. Pope, J. Ross | March 2008 | Obsoletes RFC 3126 | Informational |
| RFC 5169 | ASCII, PDF, HTML | Handover Key Management and Re-Authentication Problem Statement | T. Clancy, M. Nakhjiri, V. Narayanan, L. Dondeti | March 2008 | Errata | Informational |
| RFC 5176 | ASCII, PDF, HTML, HTML with inline errata | Dynamic Authorization Extensions to Remote Authentication Dial In User Service (RADIUS) | M. Chiba, G. Dommety, M. Eklund, D. Mitton, B. Aboba | January 2008 | Errata, Obsoletes RFC 3576, Updated by RFC 8559 | Informational |
| RFC 5178 | ASCII, PDF, HTML | Generic Security Service Application Program Interface (GSS-API) Internationalization and Domain-Based Service Names and Name Type | N. Williams, A. Melnikov | May 2008 | Proposed Standard | |
| RFC 5179 | ASCII, PDF, HTML | Generic Security Service Application Program Interface (GSS-API) Domain-Based Service Names Mapping for the Kerberos V GSS Mechanism | N. Williams | May 2008 | Proposed Standard | |
| RFC 5197 | ASCII, PDF, HTML | On the Applicability of Various Multimedia Internet KEYing (MIKEY) Modes and Extensions | S. Fries, D. Ignjatic | June 2008 | Informational | |
| RFC 5209 | ASCII, PDF, HTML | Network Endpoint Assessment (NEA): Overview and Requirements | P. Sangster, H. Khosravi, M. Mani, K. Narayan, J. Tardo | June 2008 | Informational | |
| RFC 5216 | ASCII, PDF, HTML, HTML with inline errata | The EAP-TLS Authentication Protocol | D. Simon, B. Aboba, R. Hurst | March 2008 | Errata, Obsoletes RFC 2716, Updated by RFC 8996, RFC 9190 | Proposed Standard |
| RFC 5246 | ASCII, PDF, HTML, HTML with inline errata | The Transport Layer Security (TLS) Protocol Version 1.2 | T. Dierks, E. Rescorla | August 2008 | Errata, Obsoletes RFC 3268, RFC 4346, RFC 4366, Obsoleted by RFC 8446, Updates RFC 4492, Updated by RFC 5746, RFC 5878, RFC 6176, RFC 7465, RFC 7507, RFC 7568, RFC 7627, RFC 7685, RFC 7905, RFC 7919, RFC 8447, RFC 9155 | Proposed Standard |
| RFC 5272 | ASCII, PDF, HTML, HTML with inline errata | Certificate Management over CMS (CMC) | J. Schaad, M. Myers | June 2008 | Errata, Obsoletes RFC 2797, Updated by RFC 6402 | Proposed Standard |
| RFC 5273 | ASCII, PDF, HTML | Certificate Management over CMS (CMC): Transport Protocols | J. Schaad, M. Myers | June 2008 | Errata, Updated by RFC 6402 | Proposed Standard |
| RFC 5274 | ASCII, PDF, HTML | Certificate Management Messages over CMS (CMC): Compliance Requirements | J. Schaad, M. Myers | June 2008 | Updated by RFC 6402 | Proposed Standard |
| RFC 5275 | ASCII, PDF, HTML, HTML with inline errata | CMS Symmetric Key Management and Distribution | S. Turner | June 2008 | Errata | Proposed Standard |
| RFC 5276 | ASCII, PDF, HTML | Using the Server-Based Certificate Validation Protocol (SCVP) to Convey Long-Term Evidence Records | C. Wallace | August 2008 | Proposed Standard | |
| RFC 5280 | ASCII, PDF, HTML, HTML with inline errata | Internet X.509 Public Key Infrastructure Certificate and Certificate Revocation List (CRL) Profile | D. Cooper, S. Santesson, S. Farrell, S. Boeyen, R. Housley, W. Polk | May 2008 | Errata, Obsoletes RFC 3280, RFC 4325, RFC 4630, Updated by RFC 6818, RFC 8398, RFC 8399, RFC 9549 | Proposed Standard |
| RFC 5288 | ASCII, PDF, HTML, HTML with inline errata | AES Galois Counter Mode (GCM) Cipher Suites for TLS | J. Salowey, A. Choudhury, D. McGrew | August 2008 | Errata, Updated by RFC 9325 | Proposed Standard |
| RFC 5289 | ASCII, PDF, HTML | TLS Elliptic Curve Cipher Suites with SHA-256/384 and AES Galois Counter Mode (GCM) | E. Rescorla | August 2008 | Proposed Standard (changed from Informational March 2017) | |
| RFC 5295 | ASCII, PDF, HTML | Specification for the Derivation of Root Keys from an Extended Master Session Key (EMSK) | J. Salowey, L. Dondeti, V. Narayanan, M. Nakhjiri | August 2008 | Errata | Proposed Standard |
| RFC 5296 | ASCII, PDF, HTML, HTML with inline errata | EAP Extensions for EAP Re-authentication Protocol (ERP) | V. Narayanan, L. Dondeti | August 2008 | Errata, Obsoleted by RFC 6696 | Proposed Standard |
| RFC 5349 | ASCII, PDF, HTML | Elliptic Curve Cryptography (ECC) Support for Public Key Cryptography for Initial Authentication in Kerberos (PKINIT) | L. Zhu, K. Jaganathan, K. Lauter | September 2008 | Informational | |
| RFC 5374 | ASCII, PDF, HTML | Multicast Extensions to the Security Architecture for the Internet Protocol | B. Weis, G. Gross, D. Ignjatic | November 2008 | Proposed Standard | |
| RFC 5386 | ASCII, PDF, HTML, HTML with inline errata | Better-Than-Nothing Security: An Unauthenticated Mode of IPsec | N. Williams, M. Richardson | November 2008 | Errata | Proposed Standard |
| RFC 5387 | ASCII, PDF, HTML | Problem and Applicability Statement for Better-Than-Nothing Security (BTNS) | J. Touch, D. Black, Y. Wang | November 2008 | Errata | Informational |
| RFC 5408 | ASCII, PDF, HTML, HTML with inline errata | Identity-Based Encryption Architecture and Supporting Data Structures | G. Appenzeller, L. Martin, M. Schertler | January 2009 | Errata | Informational |
| RFC 5409 | ASCII, PDF, HTML | Using the Boneh-Franklin and Boneh-Boyen Identity-Based Encryption Algorithms with the Cryptographic Message Syntax (CMS) | L. Martin, M. Schertler | January 2009 | Informational | |
| RFC 5424 | ASCII, PDF, HTML | The Syslog Protocol | R. Gerhards | March 2009 | Errata, Obsoletes RFC 3164 | Proposed Standard |
| RFC 5425 | ASCII, PDF, HTML | Transport Layer Security (TLS) Transport Mapping for Syslog | F. Miao, Ed., Y. Ma, Ed., J. Salowey, Ed. | March 2009 | Errata | Proposed Standard |
| RFC 5426 | ASCII, PDF, HTML | Transmission of Syslog Messages over UDP | A. Okmianski | March 2009 | Proposed Standard | |
| RFC 5427 | ASCII, PDF, HTML | Textual Conventions for Syslog Management | G. Keeni | March 2009 | Proposed Standard | |
| RFC 5433 | ASCII, PDF, HTML | Extensible Authentication Protocol - Generalized Pre-Shared Key (EAP-GPSK) Method | T. Clancy, H. Tschofenig | February 2009 | Proposed Standard | |
| RFC 5469 | ASCII, PDF, HTML | DES and IDEA Cipher Suites for Transport Layer Security (TLS) | P. Eronen, Ed. | February 2009 | Obsoleted by RFC 8996 | Historic (changed from Informational January 2021) |
| RFC 5480 | ASCII, PDF, HTML, HTML with inline errata | Elliptic Curve Cryptography Subject Public Key Information | S. Turner, D. Brown, K. Yiu, R. Housley, T. Polk | March 2009 | Errata, Updates RFC 3279, Updated by RFC 8813 | Proposed Standard |
| RFC 5487 | ASCII, PDF, HTML | Pre-Shared Key Cipher Suites for TLS with SHA-256/384 and AES Galois Counter Mode | M. Badra | March 2009 | Proposed Standard | |
| RFC 5489 | ASCII, PDF, HTML | ECDHE_PSK Cipher Suites for Transport Layer Security (TLS) | M. Badra, I. Hajjeh | March 2009 | Informational | |
| RFC 5554 | ASCII, PDF, HTML | Clarifications and Extensions to the Generic Security Service Application Program Interface (GSS-API) for the Use of Channel Bindings | N. Williams | May 2009 | Updates RFC 2743 | Proposed Standard |
| RFC 5585 | ASCII, PDF, HTML | DomainKeys Identified Mail (DKIM) Service Overview | T. Hansen, D. Crocker, P. Hallam-Baker | July 2009 | Informational | |
| RFC 5587 | ASCII, PDF, HTML | Extended Generic Security Service Mechanism Inquiry APIs | N. Williams | July 2009 | Proposed Standard | |
| RFC 5588 | ASCII, PDF, HTML | Generic Security Service Application Program Interface (GSS-API) Extension for Storing Delegated Credentials | N. Williams | July 2009 | Proposed Standard | |
| RFC 5590 part of STD 78 | ASCII, PDF, HTML | Transport Subsystem for the Simple Network Management Protocol (SNMP) | D. Harrington, J. Schoenwaelder | June 2009 | Updates RFC 3411, RFC 3412, RFC 3414, RFC 3417 | Internet Standard (changed from Proposed Standard February 2014) |
| RFC 5591 part of STD 78 | ASCII, PDF, HTML | Transport Security Model for the Simple Network Management Protocol (SNMP) | D. Harrington, W. Hardaker | June 2009 | Internet Standard (changed from Proposed Standard February 2014) | |
| RFC 5592 | ASCII, PDF, HTML | Secure Shell Transport Model for the Simple Network Management Protocol (SNMP) | D. Harrington, J. Salowey, W. Hardaker | June 2009 | Proposed Standard | |
| RFC 5607 | ASCII, PDF, HTML | Remote Authentication Dial-In User Service (RADIUS) Authorization for Network Access Server (NAS) Management | D. Nelson, G. Weber | July 2009 | Proposed Standard | |
| RFC 5608 | ASCII, PDF, HTML, HTML with inline errata | Remote Authentication Dial-In User Service (RADIUS) Usage for Simple Network Management Protocol (SNMP) Transport Models | K. Narayan, D. Nelson | August 2009 | Errata | Proposed Standard |
| RFC 5617 | ASCII, PDF, HTML | DomainKeys Identified Mail (DKIM) Author Domain Signing Practices (ADSP) | E. Allman, J. Fenton, M. Delany, J. Levine | August 2009 | Errata, Updated by RFC 8553 | Historic (changed from Proposed Standard November 2013) |
| RFC 5636 | ASCII, PDF, HTML | Traceable Anonymous Certificate | S. Park, H. Park, Y. Won, J. Lee, S. Kent | August 2009 | Errata | Experimental |
| RFC 5652 a.k.a. STD 70 | ASCII, PDF, HTML, HTML with inline errata | Cryptographic Message Syntax (CMS) | R. Housley | September 2009 | Errata, Obsoletes RFC 3852, Updated by RFC 8933 | Internet Standard (changed from Draft Standard June 2013) |
| RFC 5653 | ASCII, PDF, HTML | Generic Security Service API Version 2: Java Bindings Update | M. Upadhyay, S. Malkani | August 2009 | Obsoletes RFC 2853, Obsoleted by RFC 8353 | Proposed Standard |
| RFC 5660 | ASCII, PDF, HTML, HTML with inline errata | IPsec Channels: Connection Latching | N. Williams | October 2009 | Errata | Proposed Standard |
| RFC 5672 | ASCII, PDF, HTML | RFC 4871 DomainKeys Identified Mail (DKIM) Signatures -- Update | D. Crocker, Ed. | August 2009 | Obsoleted by RFC 6376, Updates RFC 4871 | Proposed Standard |
| RFC 5685 | ASCII, PDF, HTML | Redirect Mechanism for the Internet Key Exchange Protocol Version 2 (IKEv2) | V. Devarapalli, K. Weniger | November 2009 | Proposed Standard | |
| RFC 5697 | ASCII, PDF, HTML | Other Certificates Extension | S. Farrell | November 2009 | Experimental | |
| RFC 5698 | ASCII, PDF, HTML | Data Structure for the Security Suitability of Cryptographic Algorithms (DSSC) | T. Kunz, S. Okunick, U. Pordesch | November 2009 | Errata | Proposed Standard |
| RFC 5705 | ASCII, PDF, HTML | Keying Material Exporters for Transport Layer Security (TLS) | E. Rescorla | March 2010 | Errata, Updated by RFC 8446, RFC 8447 | Proposed Standard |
| RFC 5723 | ASCII, PDF, HTML | Internet Key Exchange Protocol Version 2 (IKEv2) Session Resumption | Y. Sheffer, H. Tschofenig | January 2010 | Proposed Standard | |
| RFC 5739 | ASCII, PDF, HTML | IPv6 Configuration in Internet Key Exchange Protocol Version 2 (IKEv2) | P. Eronen, J. Laganier, C. Madson | February 2010 | Errata | Experimental |
| RFC 5746 | ASCII, PDF, HTML | Transport Layer Security (TLS) Renegotiation Indication Extension | E. Rescorla, M. Ray, S. Dispensa, N. Oskov | February 2010 | Updates RFC 5246, RFC 4366, RFC 4347, RFC 4346, RFC 2246 | Proposed Standard |
| RFC 5749 | ASCII, PDF, HTML | Distribution of EAP-Based Keys for Handover and Re-Authentication | K. Hoeper, Ed., M. Nakhjiri, Y. Ohba, Ed. | March 2010 | Errata | Proposed Standard |
| RFC 5750 | ASCII, PDF, HTML | Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 3.2 Certificate Handling | B. Ramsdell, S. Turner | January 2010 | Obsoletes RFC 3850, Obsoleted by RFC 8550 | Proposed Standard |
| RFC 5751 | ASCII, PDF, HTML, HTML with inline errata | Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 3.2 Message Specification | B. Ramsdell, S. Turner | January 2010 | Errata, Obsoletes RFC 3851, Obsoleted by RFC 8551 | Proposed Standard |
| RFC 5752 | ASCII, PDF, HTML, HTML with inline errata | Multiple Signatures in Cryptographic Message Syntax (CMS) | S. Turner, J. Schaad | January 2010 | Errata | Proposed Standard |
| RFC 5753 | ASCII, PDF, HTML | Use of Elliptic Curve Cryptography (ECC) Algorithms in Cryptographic Message Syntax (CMS) | S. Turner, D. Brown | January 2010 | Errata, Obsoletes RFC 3278 | Informational |
| RFC 5754 | ASCII, PDF, HTML, HTML with inline errata | Using SHA2 Algorithms with Cryptographic Message Syntax | S. Turner | January 2010 | Errata, Updates RFC 3370 | Proposed Standard |
| RFC 5755 | ASCII, PDF, HTML, HTML with inline errata | An Internet Attribute Certificate Profile for Authorization | S. Farrell, R. Housley, S. Turner | January 2010 | Errata, Obsoletes RFC 3281 | Proposed Standard |
| RFC 5756 | ASCII, PDF, HTML | Updates for RSAES-OAEP and RSASSA-PSS Algorithm Parameters | S. Turner, D. Brown, K. Yiu, R. Housley, T. Polk | January 2010 | Errata, Updates RFC 4055 | Proposed Standard |
| RFC 5758 | ASCII, PDF, HTML | Internet X.509 Public Key Infrastructure: Additional Algorithms and Identifiers for DSA and ECDSA | Q. Dang, S. Santesson, K. Moriarty, D. Brown, T. Polk | January 2010 | Errata, Updates RFC 3279 | Proposed Standard |
| RFC 5776 | ASCII, PDF, HTML, HTML with inline errata | Use of Timed Efficient Stream Loss-Tolerant Authentication (TESLA) in the Asynchronous Layered Coding (ALC) and NACK-Oriented Reliable Multicast (NORM) Protocols | V. Roca, A. Francillon, S. Faurite | April 2010 | Errata | Experimental |
| RFC 5792 | ASCII, PDF, HTML, HTML with inline errata | PA-TNC: A Posture Attribute (PA) Protocol Compatible with Trusted Network Connect (TNC) | P. Sangster, K. Narayan | March 2010 | Errata | Proposed Standard |
| RFC 5793 | ASCII, PDF, HTML, HTML with inline errata | PB-TNC: A Posture Broker (PB) Protocol Compatible with Trusted Network Connect (TNC) | R. Sahita, S. Hanna, R. Hurst, K. Narayan | March 2010 | Errata | Proposed Standard |
| RFC 5801 | ASCII, PDF, HTML, HTML with inline errata | Using Generic Security Service Application Program Interface (GSS-API) Mechanisms in Simple Authentication and Security Layer (SASL): The GS2 Mechanism Family | S. Josefsson, N. Williams | July 2010 | Errata, Updated by RFC 9266 | Proposed Standard |
| RFC 5802 | ASCII, PDF, HTML, HTML with inline errata | Salted Challenge Response Authentication Mechanism (SCRAM) SASL and GSS-API Mechanisms | C. Newman, A. Menon-Sen, A. Melnikov, N. Williams | July 2010 | Errata, Updated by RFC 7677, RFC 9266 | Proposed Standard |
| RFC 5816 | ASCII, PDF, HTML | ESSCertIDv2 Update for RFC 3161 | S. Santesson, N. Pope | April 2010 | Updates RFC 3161 | Proposed Standard |
| RFC 5836 | ASCII, PDF, HTML | Extensible Authentication Protocol (EAP) Early Authentication Problem Statement | Y. Ohba, Ed., Q. Wu, Ed., G. Zorn, Ed. | April 2010 | Informational | |
| RFC 5840 | ASCII, PDF, HTML | Wrapped Encapsulating Security Payload (ESP) for Traffic Visibility | K. Grewal, G. Montenegro, M. Bhatia | April 2010 | Proposed Standard | |
| RFC 5848 | ASCII, PDF, HTML | Signed Syslog Messages | J. Kelsey, J. Callas, A. Clemm | May 2010 | Proposed Standard | |
| RFC 5863 | ASCII, PDF, HTML | DomainKeys Identified Mail (DKIM) Development, Deployment, and Operations | T. Hansen, E. Siegel, P. Hallam-Baker, D. Crocker | May 2010 | Informational | |
| RFC 5868 | ASCII, PDF, HTML | Problem Statement on the Cross-Realm Operation of Kerberos | S. Sakane, K. Kamada, S. Zrelli, M. Ishiyama | May 2010 | Informational | |
| RFC 5877 | ASCII, PDF, HTML | The application/pkix-attr-cert Media Type for Attribute Certificates | R. Housley | May 2010 | Errata | Informational |
| RFC 5879 | ASCII, PDF, HTML | Heuristics for Detecting ESP-NULL Packets | T. Kivinen, D. McDonald | May 2010 | Informational | |
| RFC 5911 | ASCII, PDF, HTML, HTML with inline errata | New ASN.1 Modules for Cryptographic Message Syntax (CMS) and S/MIME | P. Hoffman, J. Schaad | June 2010 | Errata, Updated by RFC 6268 | Informational |
| RFC 5912 | ASCII, PDF, HTML, HTML with inline errata | New ASN.1 Modules for the Public Key Infrastructure Using X.509 (PKIX) | P. Hoffman, J. Schaad | June 2010 | Errata, Updated by RFC 6960, RFC 9480 | Informational |
| RFC 5913 | ASCII, PDF, HTML, HTML with inline errata | Clearance Attribute and Authority Clearance Constraints Certificate Extension | S. Turner, S. Chokhani | June 2010 | Errata | Proposed Standard |
| RFC 5914 | ASCII, PDF, HTML, HTML with inline errata | Trust Anchor Format | R. Housley, S. Ashmore, C. Wallace | June 2010 | Errata | Proposed Standard |
| RFC 5930 | ASCII, PDF, HTML | Using Advanced Encryption Standard Counter Mode (AES-CTR) with the Internet Key Exchange version 02 (IKEv2) Protocol | S. Shen, Y. Mao, NSS. Murthy | July 2010 | Informational | |
| RFC 5934 | ASCII, PDF, HTML, HTML with inline errata | Trust Anchor Management Protocol (TAMP) | R. Housley, S. Ashmore, C. Wallace | August 2010 | Errata | Proposed Standard |
| RFC 5953 | ASCII, PDF, HTML | Transport Layer Security (TLS) Transport Model for the Simple Network Management Protocol (SNMP) | W. Hardaker | August 2010 | Errata, Obsoleted by RFC 6353, Updated by RFC 8996 | Proposed Standard |
| RFC 5990 | ASCII, PDF, HTML | Use of the RSA-KEM Key Transport Algorithm in the Cryptographic Message Syntax (CMS) | J. Randall, B. Kaliski, J. Brainard, S. Turner | September 2010 | Errata | Proposed Standard |
| RFC 5996 | ASCII, PDF, HTML, HTML with inline errata | Internet Key Exchange Protocol Version 2 (IKEv2) | C. Kaufman, P. Hoffman, Y. Nir, P. Eronen | September 2010 | Errata, Obsoletes RFC 4306, RFC 4718, Obsoleted by RFC 7296, Updated by RFC 5998, RFC 6989 | Proposed Standard |
| RFC 5997 | ASCII, PDF, HTML | Use of Status-Server Packets in the Remote Authentication Dial In User Service (RADIUS) Protocol | A. DeKok | August 2010 | Errata, Updates RFC 2866 | Informational |
| RFC 5998 | ASCII, PDF, HTML | An Extension for EAP-Only Authentication in IKEv2 | P. Eronen, H. Tschofenig, Y. Sheffer | September 2010 | Updates RFC 5996 | Proposed Standard |
| RFC 6012 | ASCII, PDF, HTML | Datagram Transport Layer Security (DTLS) Transport Mapping for Syslog | J. Salowey, T. Petch, R. Gerhards, H. Feng | October 2010 | Updated by RFC 8996 | Proposed Standard |
| RFC 6024 | ASCII, PDF, HTML | Trust Anchor Management Requirements | R. Reddy, C. Wallace | October 2010 | Informational | |
| RFC 6025 | ASCII, PDF, HTML | ASN.1 Translation | C. Wallace, C. Gardiner | October 2010 | Informational | |
| RFC 6027 | ASCII, PDF, HTML | IPsec Cluster Problem Statement | Y. Nir | October 2010 | Informational | |
| RFC 6030 | ASCII, PDF, HTML, HTML with inline errata | Portable Symmetric Key Container (PSKC) | P. Hoyer, M. Pei, S. Machani | October 2010 | Errata | Proposed Standard |
| RFC 6031 | ASCII, PDF, HTML, HTML with inline errata | Cryptographic Message Syntax (CMS) Symmetric Key Package Content Type | S. Turner, R. Housley | December 2010 | Errata | Proposed Standard |
| RFC 6054 | ASCII, PDF, HTML | Using Counter Modes with Encapsulating Security Payload (ESP) and Authentication Header (AH) to Protect Group Traffic | D. McGrew, B. Weis | November 2010 | Proposed Standard | |
| RFC 6063 | ASCII, PDF, HTML, HTML with inline errata | Dynamic Symmetric Key Provisioning Protocol (DSKPP) | A. Doherty, M. Pei, S. Machani, M. Nystrom | December 2010 | Errata | Proposed Standard |
| RFC 6065 | ASCII, PDF, HTML | Using Authentication, Authorization, and Accounting Services to Dynamically Provision View-Based Access Control Model User-to-Group Mappings | K. Narayan, D. Nelson, R. Presuhn, Ed. | December 2010 | Proposed Standard | |
| RFC 6066 | ASCII, PDF, HTML, HTML with inline errata | Transport Layer Security (TLS) Extensions: Extension Definitions | D. Eastlake 3rd | January 2011 | Errata, Obsoletes RFC 4366, Updated by RFC 8446, RFC 8449, RFC 9325 | Proposed Standard |
| RFC 6071 | ASCII, PDF, HTML | IP Security (IPsec) and Internet Key Exchange (IKE) Document Roadmap | S. Frankel, S. Krishnan | February 2011 | Obsoletes RFC 2411 | Informational |
| RFC 6111 | ASCII, PDF, HTML | Additional Kerberos Naming Constraints | L. Zhu | April 2011 | Updates RFC 4120 | Proposed Standard |
| RFC 6112 | ASCII, PDF, HTML, HTML with inline errata | Anonymity Support for Kerberos | L. Zhu, P. Leach, S. Hartman | April 2011 | Errata, Obsoleted by RFC 8062, Updates RFC 4120, RFC 4121, RFC 4556 | Historic (changed from Proposed Standard February 2017) |
| RFC 6113 | ASCII, PDF, HTML | A Generalized Framework for Kerberos Pre-Authentication | S. Hartman, L. Zhu | April 2011 | Updates RFC 4120 | Proposed Standard |
| RFC 6158 a.k.a. BCP 158 | ASCII, PDF, HTML | RADIUS Design Guidelines | A. DeKok, Ed., G. Weber | March 2011 | Updated by RFC 6929, RFC 8044 | Best Current Practice |
| RFC 6170 | ASCII, PDF, HTML | Internet X.509 Public Key Infrastructure -- Certificate Image | S. Santesson, R. Housley, S. Bajaj, L. Rosenthol | May 2011 | Obsoleted by RFC 9399, Updates RFC 3709 | Proposed Standard |
| RFC 6176 | ASCII, PDF, HTML, HTML with inline errata | Prohibiting Secure Sockets Layer (SSL) Version 2.0 | S. Turner, T. Polk | March 2011 | Errata, Updates RFC 2246, RFC 4346, RFC 5246, Updated by RFC 8996 | Proposed Standard |
| RFC 6251 | ASCII, PDF, HTML | Using Kerberos Version 5 over the Transport Layer Security (TLS) Protocol | S. Josefsson | May 2011 | Informational | |
| RFC 6277 | ASCII, PDF, HTML, HTML with inline errata | Online Certificate Status Protocol Algorithm Agility | S. Santesson, P. Hallam-Baker | June 2011 | Errata, Obsoleted by RFC 6960, Updates RFC 2560 | Proposed Standard |
| RFC 6283 | ASCII, PDF, HTML | Extensible Markup Language Evidence Record Syntax (XMLERS) | A. Jerman Blazic, S. Saljic, T. Gondrom | July 2011 | Proposed Standard | |
| RFC 6290 | ASCII, PDF, HTML, HTML with inline errata | A Quick Crash Detection Method for the Internet Key Exchange Protocol (IKE) | Y. Nir, Ed., D. Wierbowski, F. Detienne, P. Sethi | June 2011 | Errata | Proposed Standard |
| RFC 6311 | ASCII, PDF, HTML, HTML with inline errata | Protocol Support for High Availability of IKEv2/IPsec | R. Singh, Ed., G. Kalyani, Y. Nir, Y. Sheffer, D. Zhang | July 2011 | Errata | Proposed Standard |
| RFC 6331 | ASCII, PDF, HTML | Moving DIGEST-MD5 to Historic | A. Melnikov | July 2011 | Obsoletes RFC 2831 | Informational |
| RFC 6347 | ASCII, PDF, HTML | Datagram Transport Layer Security Version 1.2 | E. Rescorla, N. Modadugu | January 2012 | Errata, Obsoletes RFC 4347, Obsoleted by RFC 9147, Updated by RFC 7507, RFC 7905, RFC 8996, RFC 9146 | Proposed Standard |
| RFC 6353 part of STD 78 | ASCII, PDF, HTML | Transport Layer Security (TLS) Transport Model for the Simple Network Management Protocol (SNMP) | W. Hardaker | July 2011 | Obsoletes RFC 5953, Updated by RFC 8996, RFC 9456 | Internet Standard (changed from Draft Standard February 2014) |
| RFC 6376 a.k.a. STD 76 | ASCII, PDF, HTML, HTML with inline errata | DomainKeys Identified Mail (DKIM) Signatures | D. Crocker, Ed., T. Hansen, Ed., M. Kucherawy, Ed. | September 2011 | Errata, Obsoletes RFC 4871, RFC 5672, Updated by RFC 8301, RFC 8463, RFC 8553, RFC 8616 | Internet Standard (changed from Draft Standard June 2013) |
| RFC 6377 a.k.a. BCP 167 | ASCII, PDF, HTML, HTML with inline errata | DomainKeys Identified Mail (DKIM) and Mailing Lists | M. Kucherawy | September 2011 | Errata | Best Current Practice |
| RFC 6394 | ASCII, PDF, HTML | Use Cases and Requirements for DNS-Based Authentication of Named Entities (DANE) | R. Barnes | October 2011 | Informational | |
| RFC 6402 | ASCII, PDF, HTML, HTML with inline errata | Certificate Management over CMS (CMC) Updates | J. Schaad | November 2011 | Errata, Updates RFC 5272, RFC 5273, RFC 5274 | Proposed Standard |
| RFC 6407 | ASCII, PDF, HTML, HTML with inline errata | The Group Domain of Interpretation | B. Weis, S. Rowles, T. Hardjono | October 2011 | Errata, Obsoletes RFC 3547 | Proposed Standard |
| RFC 6421 | ASCII, PDF, HTML | Crypto-Agility Requirements for Remote Authentication Dial-In User Service (RADIUS) | D. Nelson, Ed. | November 2011 | Informational | |
| RFC 6440 | ASCII, PDF, HTML | The EAP Re-authentication Protocol (ERP) Local Domain Name DHCPv6 Option | G. Zorn, Q. Wu, Y. Wang | December 2011 | Proposed Standard | |
| RFC 6448 | ASCII, PDF, HTML | The Unencrypted Form of Kerberos 5 KRB-CRED Message | R. Yount | November 2011 | Proposed Standard | |
| RFC 6520 | ASCII, PDF, HTML, HTML with inline errata | Transport Layer Security (TLS) and Datagram Transport Layer Security (DTLS) Heartbeat Extension | R. Seggelmann, M. Tuexen, M. Williams | February 2012 | Errata, Updated by RFC 8447 | Proposed Standard |
| RFC 6542 | ASCII, PDF, HTML | Kerberos Version 5 Generic Security Service Application Program Interface (GSS-API) Channel Binding Hash Agility | S. Emery | March 2012 | Updates RFC 4121 | Proposed Standard |
| RFC 6545 | ASCII, PDF, HTML, HTML with inline errata | Real-time Inter-network Defense (RID) | K. Moriarty | April 2012 | Errata, Obsoletes RFC 6045 | Proposed Standard |
| RFC 6546 | ASCII, PDF, HTML, HTML with inline errata | Transport of Real-time Inter-network Defense (RID) Messages over HTTP/TLS | B. Trammell | April 2012 | Errata, Obsoletes RFC 6046 | Proposed Standard |
| RFC 6560 | ASCII, PDF, HTML | One-Time Password (OTP) Pre-Authentication | G. Richards | April 2012 | Proposed Standard | |
| RFC 6595 | ASCII, PDF, HTML | A Simple Authentication and Security Layer (SASL) and GSS-API Mechanism for the Security Assertion Markup Language (SAML) | K. Wierenga, E. Lear, S. Josefsson | April 2012 | Proposed Standard | |
| RFC 6613 | ASCII, PDF, HTML | RADIUS over TCP | A. DeKok | May 2012 | Updated by RFC 7930 | Experimental |
| RFC 6614 | ASCII, PDF, HTML | Transport Layer Security (TLS) Encryption for RADIUS | S. Winter, M. McCauley, S. Venaas, K. Wierenga | May 2012 | Updated by RFC 8996 | Experimental |
| RFC 6616 | ASCII, PDF, HTML | A Simple Authentication and Security Layer (SASL) and Generic Security Service Application Program Interface (GSS-API) Mechanism for OpenID | E. Lear, H. Tschofenig, H. Mauldin, S. Josefsson | May 2012 | Errata | Proposed Standard |
| RFC 6630 | ASCII, PDF, HTML | EAP Re-authentication Protocol Extensions for Authenticated Anticipatory Keying (ERP/AAK) | Z. Cao, H. Deng, Q. Wu, G. Zorn, Ed. | June 2012 | Proposed Standard | |
| RFC 6649 a.k.a. BCP 179 | ASCII, PDF, HTML | Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos | L. Hornquist Astrand, T. Yu | July 2012 | Obsoletes RFC 1510, Updates RFC 1964, RFC 4120, RFC 4121, RFC 4757 | Best Current Practice |
| RFC 6664 | ASCII, PDF, HTML | S/MIME Capabilities for Public Key Definitions | J. Schaad | July 2012 | Informational | |
| RFC 6677 | ASCII, PDF, HTML | Channel-Binding Support for Extensible Authentication Protocol (EAP) Methods | S. Hartman, Ed., T. Clancy, K. Hoeper | July 2012 | Proposed Standard | |
| RFC 6678 | ASCII, PDF, HTML | Requirements for a Tunnel-Based Extensible Authentication Protocol (EAP) Method | K. Hoeper, S. Hanna, H. Zhou, J. Salowey, Ed. | July 2012 | Informational | |
| RFC 6680 | ASCII, PDF, HTML | Generic Security Service Application Programming Interface (GSS-API) Naming Extensions | N. Williams, L. Johansson, S. Hartman, S. Josefsson | August 2012 | Errata | Proposed Standard |
| RFC 6684 | ASCII, PDF, HTML | Guidelines and Template for Defining Extensions to the Incident Object Description Exchange Format (IODEF) | B. Trammell | July 2012 | Informational | |
| RFC 6685 | ASCII, PDF, HTML | Expert Review for Incident Object Description Exchange Format (IODEF) Extensions in IANA XML Registry | B. Trammell | July 2012 | Obsoleted by RFC 7970, Updates RFC 5070 | Proposed Standard |
| RFC 6696 | ASCII, PDF, HTML | EAP Extensions for the EAP Re-authentication Protocol (ERP) | Z. Cao, B. He, Y. Shi, Q. Wu, Ed., G. Zorn, Ed. | July 2012 | Obsoletes RFC 5296 | Proposed Standard |
| RFC 6697 | ASCII, PDF, HTML | Handover Keying (HOKEY) Architecture Design | G. Zorn, Ed., Q. Wu, T. Taylor, Y. Nir, K. Hoeper, S. Decugis | July 2012 | Informational | |
| RFC 6698 | ASCII, PDF, HTML | The DNS-Based Authentication of Named Entities (DANE) Transport Layer Security (TLS) Protocol: TLSA | P. Hoffman, J. Schlyter | August 2012 | Errata, Updated by RFC 7218, RFC 7671, RFC 8749 | Proposed Standard |
| RFC 6712 | ASCII, PDF, HTML | Internet X.509 Public Key Infrastructure -- HTTP Transfer for the Certificate Management Protocol (CMP) | T. Kause, M. Peylo | September 2012 | Updates RFC 4210, Updated by RFC 9480 | Proposed Standard |
| RFC 6749 | ASCII, PDF, HTML, HTML with inline errata | The OAuth 2.0 Authorization Framework | D. Hardt, Ed. | October 2012 | Errata, Obsoletes RFC 5849, Updated by RFC 8252, RFC 8996 | Proposed Standard |
| RFC 6750 | ASCII, PDF, HTML | The OAuth 2.0 Authorization Framework: Bearer Token Usage | M. Jones, D. Hardt | October 2012 | Errata, Updated by RFC 8996 | Proposed Standard |
| RFC 6755 | ASCII, PDF, HTML | An IETF URN Sub-Namespace for OAuth | B. Campbell, H. Tschofenig | October 2012 | Informational | |
| RFC 6784 | ASCII, PDF, HTML | Kerberos Options for DHCPv6 | S. Sakane, M. Ishiyama | November 2012 | Proposed Standard | |
| RFC 6803 | ASCII, PDF, HTML | Camellia Encryption for Kerberos 5 | G. Hudson | November 2012 | Errata | Informational |
| RFC 6806 | ASCII, PDF, HTML | Kerberos Principal Name Canonicalization and Cross-Realm Referrals | S. Hartman, Ed., K. Raeburn, L. Zhu | November 2012 | Updates RFC 4120 | Proposed Standard |
| RFC 6813 | ASCII, PDF, HTML | The Network Endpoint Assessment (NEA) Asokan Attack Analysis | J. Salowey, S. Hanna | December 2012 | Informational | |
| RFC 6818 | ASCII, PDF, HTML | Updates to the Internet X.509 Public Key Infrastructure Certificate and Certificate Revocation List (CRL) Profile | P. Yee | January 2013 | Updates RFC 5280 | Proposed Standard |
| RFC 6819 | ASCII, PDF, HTML, HTML with inline errata | OAuth 2.0 Threat Model and Security Considerations | T. Lodderstedt, Ed., M. McGloin, P. Hunt | January 2013 | Errata | Informational |
| RFC 6844 | ASCII, PDF, HTML, HTML with inline errata | DNS Certification Authority Authorization (CAA) Resource Record | P. Hallam-Baker, R. Stradling | January 2013 | Errata, Obsoleted by RFC 8659 | Proposed Standard |
| RFC 6876 | ASCII, PDF, HTML | A Posture Transport Protocol over TLS (PT-TLS) | P. Sangster, N. Cam-Winget, J. Salowey | February 2013 | Proposed Standard | |
| RFC 6880 | ASCII, PDF, HTML | An Information Model for Kerberos Version 5 | L. Johansson | March 2013 | Proposed Standard | |
| RFC 6911 | ASCII, PDF, HTML | RADIUS Attributes for IPv6 Access Networks | W. Dec, Ed., B. Sarikaya, G. Zorn, Ed., D. Miles, B. Lourdelet | April 2013 | Proposed Standard | |
| RFC 6929 | ASCII, PDF, HTML | Remote Authentication Dial In User Service (RADIUS) Protocol Extensions | A. DeKok, A. Lior | April 2013 | Updates RFC 2865, RFC 3575, RFC 6158 | Proposed Standard |
| RFC 6960 | ASCII, PDF, HTML, HTML with inline errata | X.509 Internet Public Key Infrastructure Online Certificate Status Protocol - OCSP | S. Santesson, M. Myers, R. Ankney, A. Malpani, S. Galperin, C. Adams | June 2013 | Errata, Obsoletes RFC 2560, RFC 6277, Updates RFC 5912, Updated by RFC 8954 | Proposed Standard |
| RFC 6961 | ASCII, PDF, HTML | The Transport Layer Security (TLS) Multiple Certificate Status Request Extension | Y. Pettersen | June 2013 | Errata, Obsoleted by RFC 8446 | Proposed Standard |
| RFC 6989 | ASCII, PDF, HTML | Additional Diffie-Hellman Tests for the Internet Key Exchange Protocol Version 2 (IKEv2) | Y. Sheffer, S. Fluhrer | July 2013 | Updates RFC 5996 | Proposed Standard |
| RFC 7009 | ASCII, PDF, HTML | OAuth 2.0 Token Revocation | T. Lodderstedt, Ed., S. Dronia, M. Scurtescu | August 2013 | Errata | Proposed Standard |
| RFC 7018 | ASCII, PDF, HTML | Auto-Discovery VPN Problem Statement and Requirements | V. Manral, S. Hanna | September 2013 | Informational | |
| RFC 7029 | ASCII, PDF, HTML | Extensible Authentication Protocol (EAP) Mutual Cryptographic Binding | S. Hartman, M. Wasserman, D. Zhang | October 2013 | Informational | |
| RFC 7030 | ASCII, PDF, HTML, HTML with inline errata | Enrollment over Secure Transport | M. Pritikin, Ed., P. Yee, Ed., D. Harkins, Ed. | October 2013 | Errata, Updated by RFC 8951, RFC 8996 | Proposed Standard |
| RFC 7055 | ASCII, PDF, HTML | A GSS-API Mechanism for the Extensible Authentication Protocol | S. Hartman, Ed., J. Howlett | December 2013 | Proposed Standard | |
| RFC 7056 | ASCII, PDF, HTML | Name Attributes for the GSS-API Extensible Authentication Protocol (EAP) Mechanism | S. Hartman, J. Howlett | December 2013 | Proposed Standard | |
| RFC 7057 | ASCII, PDF, HTML | Update to the Extensible Authentication Protocol (EAP) Applicability Statement for Application Bridging for Federated Access Beyond Web (ABFAB) | S. Winter, J. Salowey | December 2013 | Updates RFC 3748 | Proposed Standard |
| RFC 7165 | ASCII, PDF, HTML | Use Cases and Requirements for JSON Object Signing and Encryption (JOSE) | R. Barnes | April 2014 | Informational | |
| RFC 7170 | ASCII, PDF, HTML, HTML with inline errata | Tunnel Extensible Authentication Protocol (TEAP) Version 1 | H. Zhou, N. Cam-Winget, J. Salowey, S. Hanna | May 2014 | Errata, Updated by RFC 9427 | Proposed Standard |
| RFC 7171 | ASCII, PDF, HTML | PT-EAP: Posture Transport (PT) Protocol for Extensible Authentication Protocol (EAP) Tunnel Methods | N. Cam-Winget, P. Sangster | May 2014 | Proposed Standard | |
| RFC 7203 | ASCII, PDF, HTML, HTML with inline errata | An Incident Object Description Exchange Format (IODEF) Extension for Structured Cybersecurity Information | T. Takahashi, K. Landfield, Y. Kadobayashi | April 2014 | Errata | Proposed Standard |
| RFC 7218 | ASCII, PDF, HTML | Adding Acronyms to Simplify Conversations about DNS-Based Authentication of Named Entities (DANE) | O. Gudmundsson | April 2014 | Updates RFC 6698 | Proposed Standard |
| RFC 7250 | ASCII, PDF, HTML | Using Raw Public Keys in Transport Layer Security (TLS) and Datagram Transport Layer Security (DTLS) | P. Wouters, Ed., H. Tschofenig, Ed., J. Gilmore, S. Weiler, T. Kivinen | June 2014 | Errata | Proposed Standard |
| RFC 7268 | ASCII, PDF, HTML | RADIUS Attributes for IEEE 802 Networks | B. Aboba, J. Malinen, P. Congdon, J. Salowey, M. Jones | July 2014 | Updates RFC 3580, RFC 4072, Updated by RFC 8044 | Proposed Standard |
| RFC 7296 a.k.a. STD 79 | ASCII, PDF, HTML, HTML with inline errata | Internet Key Exchange Protocol Version 2 (IKEv2) | C. Kaufman, P. Hoffman, Y. Nir, P. Eronen, T. Kivinen | October 2014 | Errata, Obsoletes RFC 5996, Updated by RFC 7427, RFC 7670, RFC 8247, RFC 8983, RFC 9370 | Internet Standard |
| RFC 7301 | ASCII, PDF, HTML | Transport Layer Security (TLS) Application-Layer Protocol Negotiation Extension | S. Friedl, A. Popov, A. Langley, E. Stephan | July 2014 | Errata, Updated by RFC 8447 | Proposed Standard |
| RFC 7321 | ASCII, PDF, HTML | Cryptographic Algorithm Implementation Requirements and Usage Guidance for Encapsulating Security Payload (ESP) and Authentication Header (AH) | D. McGrew, P. Hoffman | August 2014 | Obsoletes RFC 4835, Obsoleted by RFC 8221 | Proposed Standard |
| RFC 7360 | ASCII, PDF, HTML | Datagram Transport Layer Security (DTLS) as a Transport Layer for RADIUS | A. DeKok | September 2014 | Experimental | |
| RFC 7366 | ASCII, PDF, HTML, HTML with inline errata | Encrypt-then-MAC for Transport Layer Security (TLS) and Datagram Transport Layer Security (DTLS) | P. Gutmann | September 2014 | Errata | Proposed Standard |
| RFC 7383 | ASCII, PDF, HTML | Internet Key Exchange Protocol Version 2 (IKEv2) Message Fragmentation | V. Smyslov | November 2014 | Proposed Standard | |
| RFC 7427 | ASCII, PDF, HTML | Signature Authentication in the Internet Key Exchange Version 2 (IKEv2) | T. Kivinen, J. Snyder | January 2015 | Errata, Updates RFC 7296 | Proposed Standard |
| RFC 7457 | ASCII, PDF, HTML, HTML with inline errata | Summarizing Known Attacks on Transport Layer Security (TLS) and Datagram TLS (DTLS) | Y. Sheffer, R. Holz, P. Saint-Andre | February 2015 | Errata | Informational |
| RFC 7465 | ASCII, PDF, HTML | Prohibiting RC4 Cipher Suites | A. Popov | February 2015 | Updates RFC 5246, RFC 4346, RFC 2246, Updated by RFC 8996 | Proposed Standard |
| RFC 7486 | ASCII, PDF, HTML | HTTP Origin-Bound Authentication (HOBA) | S. Farrell, P. Hoffman, M. Thomas | March 2015 | Experimental | |
| RFC 7495 | ASCII, PDF, HTML | Enumeration Reference Format for the Incident Object Description Exchange Format (IODEF) | A. Montville, D. Black | March 2015 | Proposed Standard | |
| RFC 7499 | ASCII, PDF, HTML | Support of Fragmentation of RADIUS Packets | A. Perez-Mendez, Ed., R. Marin-Lopez, F. Pereniguez-Garcia, G. Lopez-Millan, D. Lopez, A. DeKok | April 2015 | Experimental | |
| RFC 7507 | ASCII, PDF, HTML | TLS Fallback Signaling Cipher Suite Value (SCSV) for Preventing Protocol Downgrade Attacks | B. Moeller, A. Langley | April 2015 | Obsoleted by RFC 8996, Updates RFC 2246, RFC 4346, RFC 4347, RFC 5246, RFC 6347 | Proposed Standard |
| RFC 7515 | ASCII, PDF, HTML | JSON Web Signature (JWS) | M. Jones, J. Bradley, N. Sakimura | May 2015 | Errata | Proposed Standard |
| RFC 7516 | ASCII, PDF, HTML | JSON Web Encryption (JWE) | M. Jones, J. Hildebrand | May 2015 | Errata | Proposed Standard |
| RFC 7517 | ASCII, PDF, HTML | JSON Web Key (JWK) | M. Jones | May 2015 | Errata | Proposed Standard |
| RFC 7518 | ASCII, PDF, HTML, HTML with inline errata | JSON Web Algorithms (JWA) | M. Jones | May 2015 | Errata | Proposed Standard |
| RFC 7519 | ASCII, PDF, HTML | JSON Web Token (JWT) | M. Jones, J. Bradley, N. Sakimura | May 2015 | Errata, Updated by RFC 7797, RFC 8725 | Proposed Standard |
| RFC 7520 | ASCII, PDF, HTML | Examples of Protecting Content Using JSON Object Signing and Encryption (JOSE) | M. Miller | May 2015 | Errata | Informational |
| RFC 7521 | ASCII, PDF, HTML | Assertion Framework for OAuth 2.0 Client Authentication and Authorization Grants | B. Campbell, C. Mortimore, M. Jones, Y. Goland | May 2015 | Proposed Standard | |
| RFC 7522 | ASCII, PDF, HTML | Security Assertion Markup Language (SAML) 2.0 Profile for OAuth 2.0 Client Authentication and Authorization Grants | B. Campbell, C. Mortimore, M. Jones | May 2015 | Proposed Standard | |
| RFC 7523 | ASCII, PDF, HTML | JSON Web Token (JWT) Profile for OAuth 2.0 Client Authentication and Authorization Grants | M. Jones, B. Campbell, C. Mortimore | May 2015 | Proposed Standard | |
| RFC 7525 | ASCII, PDF, HTML, HTML with inline errata | Recommendations for Secure Use of Transport Layer Security (TLS) and Datagram Transport Layer Security (DTLS) | Y. Sheffer, R. Holz, P. Saint-Andre | May 2015 | Errata, Obsoleted by RFC 9325, Updated by RFC 8996 | Best Current Practice |
| RFC 7542 | ASCII, PDF, HTML, HTML with inline errata | The Network Access Identifier | A. DeKok | May 2015 | Errata, Obsoletes RFC 4282 | Proposed Standard |
| RFC 7546 | ASCII, PDF, HTML | Structure of the Generic Security Service (GSS) Negotiation Loop | B. Kaduk | May 2015 | Informational | |
| RFC 7568 | ASCII, PDF, HTML | Deprecating Secure Sockets Layer Version 3.0 | R. Barnes, M. Thomson, A. Pironti, A. Langley | June 2015 | Errata, Updates RFC 5246, Updated by RFC 8996 | Proposed Standard |
| RFC 7585 | ASCII, PDF, HTML | Dynamic Peer Discovery for RADIUS/TLS and RADIUS/DTLS Based on the Network Access Identifier (NAI) | S. Winter, M. McCauley | October 2015 | Errata | Experimental |
| RFC 7590 | ASCII, PDF, HTML | Use of Transport Layer Security (TLS) in the Extensible Messaging and Presence Protocol (XMPP) | P. Saint-Andre, T. Alkemade | June 2015 | Updates RFC 6120 | Proposed Standard |
| RFC 7591 | ASCII, PDF, HTML | OAuth 2.0 Dynamic Client Registration Protocol | J. Richer, Ed., M. Jones, J. Bradley, M. Machulak, P. Hunt | July 2015 | Errata | Proposed Standard |
| RFC 7592 | ASCII, PDF, HTML | OAuth 2.0 Dynamic Client Registration Management Protocol | J. Richer, Ed., M. Jones, J. Bradley, M. Machulak | July 2015 | Experimental | |
| RFC 7616 | ASCII, PDF, HTML, HTML with inline errata | HTTP Digest Access Authentication | R. Shekh-Yusef, Ed., D. Ahrens, S. Bremer | September 2015 | Errata, Obsoletes RFC 2617 | Proposed Standard |
| RFC 7617 | ASCII, PDF, HTML | The 'Basic' HTTP Authentication Scheme | J. Reschke | September 2015 | Obsoletes RFC 2617 | Proposed Standard |
| RFC 7619 | ASCII, PDF, HTML | The NULL Authentication Method in the Internet Key Exchange Protocol Version 2 (IKEv2) | V. Smyslov, P. Wouters | August 2015 | Updates RFC 4301 | Proposed Standard |
| RFC 7627 | ASCII, PDF, HTML | Transport Layer Security (TLS) Session Hash and Extended Master Secret Extension | K. Bhargavan, Ed., A. Delignat-Lavaud, A. Pironti, A. Langley, M. Ray | September 2015 | Updates RFC 5246 | Proposed Standard |
| RFC 7628 | ASCII, PDF, HTML | A Set of Simple Authentication and Security Layer (SASL) Mechanisms for OAuth | W. Mills, T. Showalter, H. Tschofenig | August 2015 | Proposed Standard | |
| RFC 7632 | ASCII, PDF, HTML | Endpoint Security Posture Assessment: Enterprise Use Cases | D. Waltermire, D. Harrington | September 2015 | Informational | |
| RFC 7634 | ASCII, PDF, HTML | ChaCha20, Poly1305, and Their Use in the Internet Key Exchange Protocol (IKE) and IPsec | Y. Nir | August 2015 | Errata | Proposed Standard |
| RFC 7636 | ASCII, PDF, HTML, HTML with inline errata | Proof Key for Code Exchange by OAuth Public Clients | N. Sakimura, Ed., J. Bradley, N. Agarwal | September 2015 | Errata | Proposed Standard |
| RFC 7638 | ASCII, PDF, HTML | JSON Web Key (JWK) Thumbprint | M. Jones, N. Sakimura | September 2015 | Proposed Standard | |
| RFC 7642 | ASCII, PDF, HTML, HTML with inline errata | System for Cross-domain Identity Management: Definitions, Overview, Concepts, and Requirements | K. LI, Ed., P. Hunt, B. Khasnabish, A. Nadalin, Z. Zeltsan | September 2015 | Errata | Informational |
| RFC 7643 | ASCII, PDF, HTML, HTML with inline errata | System for Cross-domain Identity Management: Core Schema | P. Hunt, Ed., K. Grizzle, E. Wahlstroem, C. Mortimore | September 2015 | Errata | Proposed Standard |
| RFC 7644 | ASCII, PDF, HTML, HTML with inline errata | System for Cross-domain Identity Management: Protocol | P. Hunt, Ed., K. Grizzle, M. Ansari, E. Wahlstroem, C. Mortimore | September 2015 | Errata | Proposed Standard |
| RFC 7662 | ASCII, PDF, HTML, HTML with inline errata | OAuth 2.0 Token Introspection | J. Richer, Ed. | October 2015 | Errata | Proposed Standard |
| RFC 7671 | ASCII, PDF, HTML | The DNS-Based Authentication of Named Entities (DANE) Protocol: Updates and Operational Guidance | V. Dukhovni, W. Hardaker | October 2015 | Updates RFC 6698 | Proposed Standard |
| RFC 7672 | ASCII, PDF, HTML, HTML with inline errata | SMTP Security via Opportunistic DNS-Based Authentication of Named Entities (DANE) Transport Layer Security (TLS) | V. Dukhovni, W. Hardaker | October 2015 | Errata | Proposed Standard |
| RFC 7673 | ASCII, PDF, HTML | Using DNS-Based Authentication of Named Entities (DANE) TLSA Records with SRV Records | T. Finch, M. Miller, P. Saint-Andre | October 2015 | Proposed Standard | |
| RFC 7685 | ASCII, PDF, HTML | A Transport Layer Security (TLS) ClientHello Padding Extension | A. Langley | October 2015 | Updates RFC 5246 | Proposed Standard |
| RFC 7744 | ASCII, PDF, HTML | Use Cases for Authentication and Authorization in Constrained Environments | L. Seitz, Ed., S. Gerdes, Ed., G. Selander, M. Mani, S. Kumar | January 2016 | Informational | |
| RFC 7751 | ASCII, PDF, HTML | Kerberos Authorization Data Container Authenticated by Multiple Message Authentication Codes (MACs) | S. Sorce, T. Yu | March 2016 | Updates RFC 4120 | Proposed Standard |
| RFC 7797 | ASCII, PDF, HTML | JSON Web Signature (JWS) Unencoded Payload Option | M. Jones | February 2016 | Updates RFC 7519 | Proposed Standard |
| RFC 7800 | ASCII, PDF, HTML, HTML with inline errata | Proof-of-Possession Key Semantics for JSON Web Tokens (JWTs) | M. Jones, J. Bradley, H. Tschofenig | April 2016 | Errata | Proposed Standard |
| RFC 7802 | ASCII, PDF, HTML | A Pseudo-Random Function (PRF) for the Kerberos V Generic Security Service Application Program Interface (GSS-API) Mechanism | S. Emery, N. Williams | March 2016 | Obsoletes RFC 4402 | Proposed Standard |
| RFC 7804 | ASCII, PDF, HTML | Salted Challenge Response HTTP Authentication Mechanism | A. Melnikov | March 2016 | Errata | Experimental |
| RFC 7817 | ASCII, PDF, HTML | Updated Transport Layer Security (TLS) Server Identity Check Procedure for Email-Related Protocols | A. Melnikov | March 2016 | Updates RFC 2595, RFC 3207, RFC 3501, RFC 5804 | Proposed Standard |
| RFC 7831 | ASCII, PDF, HTML | Application Bridging for Federated Access Beyond Web (ABFAB) Architecture | J. Howlett, S. Hartman, H. Tschofenig, J. Schaad | May 2016 | Informational | |
| RFC 7832 | ASCII, PDF, HTML | Application Bridging for Federated Access Beyond Web (ABFAB) Use Cases | R. Smith, Ed. | May 2016 | Informational | |
| RFC 7833 | ASCII, PDF, HTML | A RADIUS Attribute, Binding, Profiles, Name Identifier Format, and Confirmation Methods for the Security Assertion Markup Language (SAML) | J. Howlett, S. Hartman, A. Perez-Mendez, Ed. | May 2016 | Proposed Standard | |
| RFC 7905 | ASCII, PDF, HTML | ChaCha20-Poly1305 Cipher Suites for Transport Layer Security (TLS) | A. Langley, W. Chang, N. Mavrogiannopoulos, J. Strombergson, S. Josefsson | June 2016 | Errata, Updates RFC 5246, RFC 6347 | Proposed Standard |
| RFC 7918 | ASCII, PDF, HTML | Transport Layer Security (TLS) False Start | A. Langley, N. Modadugu, B. Moeller | August 2016 | Informational | |
| RFC 7919 | ASCII, PDF, HTML, HTML with inline errata | Negotiated Finite Field Diffie-Hellman Ephemeral Parameters for Transport Layer Security (TLS) | D. Gillmor | August 2016 | Errata, Updates RFC 2246, RFC 4346, RFC 4492, RFC 5246 | Proposed Standard |
| RFC 7924 | ASCII, PDF, HTML | Transport Layer Security (TLS) Cached Information Extension | S. Santesson, H. Tschofenig | July 2016 | Proposed Standard | |
| RFC 7925 | ASCII, PDF, HTML | Transport Layer Security (TLS) / Datagram Transport Layer Security (DTLS) Profiles for the Internet of Things | H. Tschofenig, Ed., T. Fossati | July 2016 | Proposed Standard | |
| RFC 7929 | ASCII, PDF, HTML, HTML with inline errata | DNS-Based Authentication of Named Entities (DANE) Bindings for OpenPGP | P. Wouters | August 2016 | Errata | Experimental |
| RFC 7930 | ASCII, PDF, HTML | Larger Packets for RADIUS over TCP | S. Hartman | August 2016 | Updates RFC 6613 | Experimental |
| RFC 7970 | ASCII, PDF, HTML, HTML with inline errata | The Incident Object Description Exchange Format Version 2 | R. Danyliw | November 2016 | Errata, Obsoletes RFC 5070, RFC 6685 | Proposed Standard |
| RFC 8009 | ASCII, PDF, HTML | AES Encryption with HMAC-SHA2 for Kerberos 5 | M. Jenkins, M. Peck, K. Burgin | October 2016 | Informational | |
| RFC 8019 | ASCII, PDF, HTML | Protecting Internet Key Exchange Protocol Version 2 (IKEv2) Implementations from Distributed Denial-of-Service Attacks | Y. Nir, V. Smyslov | November 2016 | Proposed Standard | |
| RFC 8031 | ASCII, PDF, HTML | Curve25519 and Curve448 for the Internet Key Exchange Protocol Version 2 (IKEv2) Key Agreement | Y. Nir, S. Josefsson | December 2016 | Errata | Proposed Standard |
| RFC 8037 | ASCII, PDF, HTML | CFRG Elliptic Curve Diffie-Hellman (ECDH) and Signatures in JSON Object Signing and Encryption (JOSE) | I. Liusvaara | January 2017 | Errata | Proposed Standard |
| RFC 8044 | ASCII, PDF, HTML | Data Types in RADIUS | A. DeKok | January 2017 | Updates RFC 2865, RFC 3162, RFC 4072, RFC 6158, RFC 6572, RFC 7268 | Proposed Standard |
| RFC 8045 | ASCII, PDF, HTML, HTML with inline errata | RADIUS Extensions for IP Port Configuration and Reporting | D. Cheng, J. Korhonen, M. Boucadair, S. Sivakumar | January 2017 | Errata | Proposed Standard |
| RFC 8053 | ASCII, PDF, HTML | HTTP Authentication Extensions for Interactive Clients | Y. Oiwa, H. Watanabe, H. Takagi, K. Maeda, T. Hayashi, Y. Ioku | January 2017 | Experimental | |
| RFC 8062 | ASCII, PDF, HTML | Anonymity Support for Kerberos | L. Zhu, P. Leach, S. Hartman, S. Emery, Ed. | February 2017 | Obsoletes RFC 6112, Updates RFC 4120, RFC 4121, RFC 4556 | Proposed Standard |
| RFC 8070 | ASCII, PDF, HTML | Public Key Cryptography for Initial Authentication in Kerberos (PKINIT) Freshness Extension | M. Short, Ed., S. Moore, P. Miller | February 2017 | Proposed Standard | |
| RFC 8080 | ASCII, PDF, HTML, HTML with inline errata | Edwards-Curve Digital Security Algorithm (EdDSA) for DNSSEC | O. Sury, R. Edmonds | February 2017 | Errata | Proposed Standard |
| RFC 8103 | ASCII, PDF, HTML, HTML with inline errata | Using ChaCha20-Poly1305 Authenticated Encryption in the Cryptographic Message Syntax (CMS) | R. Housley | February 2017 | Errata | Proposed Standard |
| RFC 8120 | ASCII, PDF, HTML | Mutual Authentication Protocol for HTTP | Y. Oiwa, H. Watanabe, H. Takagi, K. Maeda, T. Hayashi, Y. Ioku | April 2017 | Experimental | |
| RFC 8121 | ASCII, PDF, HTML | Mutual Authentication Protocol for HTTP: Cryptographic Algorithms Based on the Key Agreement Mechanism 3 (KAM3) | Y. Oiwa, H. Watanabe, H. Takagi, K. Maeda, T. Hayashi, Y. Ioku | April 2017 | Experimental | |
| RFC 8129 | ASCII, PDF, HTML | Authentication Indicator in Kerberos Tickets | A. Jain, N. Kinder, N. McCallum | March 2017 | Updates RFC 4120 | Proposed Standard |
| RFC 8134 | ASCII, PDF, HTML | Management Incident Lightweight Exchange (MILE) Implementation Report | C. Inacio, D. Miyamoto | May 2017 | Informational | |
| RFC 8152 | ASCII, PDF, HTML, HTML with inline errata | CBOR Object Signing and Encryption (COSE) | J. Schaad | July 2017 | Errata, Obsoleted by RFC 9052, RFC 9053 | Proposed Standard |
| RFC 8162 | ASCII, PDF, HTML, HTML with inline errata | Using Secure DNS to Associate Certificates with Domain Names for S/MIME | P. Hoffman, J. Schlyter | May 2017 | Errata | Experimental |
| RFC 8176 | ASCII, PDF, HTML | Authentication Method Reference Values | M. Jones, P. Hunt, A. Nadalin | June 2017 | Errata | Proposed Standard |
| RFC 8192 | ASCII, PDF, HTML | Interface to Network Security Functions (I2NSF): Problem Statement and Use Cases | S. Hares, D. Lopez, M. Zarny, C. Jacquenet, R. Kumar, J. Jeong | July 2017 | Informational | |
| RFC 8221 | ASCII, PDF, HTML | Cryptographic Algorithm Implementation Requirements and Usage Guidance for Encapsulating Security Payload (ESP) and Authentication Header (AH) | P. Wouters, D. Migault, J. Mattsson, Y. Nir, T. Kivinen | October 2017 | Obsoletes RFC 7321, Updated by RFC 9395 | Proposed Standard |
| RFC 8229 | ASCII, PDF, HTML | TCP Encapsulation of IKE and IPsec Packets | T. Pauly, S. Touati, R. Mantha | August 2017 | Errata, Obsoleted by RFC 9329 | Proposed Standard |
| RFC 8247 | ASCII, PDF, HTML | Algorithm Implementation Requirements and Usage Guidance for the Internet Key Exchange Protocol Version 2 (IKEv2) | Y. Nir, T. Kivinen, P. Wouters, D. Migault | September 2017 | Obsoletes RFC 4307, Updates RFC 7296, Updated by RFC 9395 | Proposed Standard |
| RFC 8248 | ASCII, PDF, HTML | Security Automation and Continuous Monitoring (SACM) Requirements | N. Cam-Winget, L. Lorenzin | September 2017 | Informational | |
| RFC 8252 a.k.a. BCP 212 | ASCII, PDF, HTML | OAuth 2.0 for Native Apps | W. Denniss, J. Bradley | October 2017 | Errata, Updates RFC 6749 | Best Current Practice |
| RFC 8268 | ASCII, PDF, HTML | More Modular Exponentiation (MODP) Diffie-Hellman (DH) Key Exchange (KEX) Groups for Secure Shell (SSH) | M. Baushke | December 2017 | Updates RFC 4250, RFC 4253 | Proposed Standard |
| RFC 8270 | ASCII, PDF, HTML | Increase the Secure Shell Minimum Recommended Diffie-Hellman Modulus Size to 2048 Bits | L. Velvindron, M. Baushke | December 2017 | Errata, Updates RFC 4419 | Proposed Standard |
| RFC 8274 | ASCII, PDF, HTML | Incident Object Description Exchange Format Usage Guidance | P. Kampanakis, M. Suzuki | November 2017 | Informational | |
| RFC 8308 | ASCII, PDF, HTML | Extension Negotiation in the Secure Shell (SSH) Protocol | D. Bider | March 2018 | Updates RFC 4251, RFC 4252, RFC 4253, RFC 4254, Updated by RFC 9519 | Proposed Standard |
| RFC 8314 | ASCII, PDF, HTML | Cleartext Considered Obsolete: Use of Transport Layer Security (TLS) for Email Submission and Access | K. Moore, C. Newman | January 2018 | Errata, Updates RFC 1939, RFC 2595, RFC 3501, RFC 5068, RFC 6186, RFC 6409, Updated by RFC 8997 | Proposed Standard |
| RFC 8322 | ASCII, PDF, HTML | Resource-Oriented Lightweight Information Exchange (ROLIE) | J. Field, S. Banghart, D. Waltermire | February 2018 | Proposed Standard | |
| RFC 8329 | ASCII, PDF, HTML | Framework for Interface to Network Security Functions | D. Lopez, E. Lopez, L. Dunbar, J. Strassner, R. Kumar | February 2018 | Informational | |
| RFC 8332 | ASCII, PDF, HTML | Use of RSA Keys with SHA-256 and SHA-512 in the Secure Shell (SSH) Protocol | D. Bider | March 2018 | Updates RFC 4252, RFC 4253 | Proposed Standard |
| RFC 8353 | ASCII, PDF, HTML | Generic Security Service API Version 2: Java Bindings Update | M. Upadhyay, S. Malkani, W. Wang | May 2018 | Obsoletes RFC 5653 | Proposed Standard |
| RFC 8392 | ASCII, PDF, HTML | CBOR Web Token (CWT) | M. Jones, E. Wahlstroem, S. Erdtman, H. Tschofenig | May 2018 | Errata | Proposed Standard |
| RFC 8398 | ASCII, PDF, HTML | Internationalized Email Addresses in X.509 Certificates | A. Melnikov, Ed., W. Chuang, Ed. | May 2018 | Errata, Updates RFC 5280 | Proposed Standard |
| RFC 8399 | ASCII, PDF, HTML | Internationalization Updates to RFC 5280 | R. Housley | May 2018 | Obsoleted by RFC 9549, Updates RFC 5280 | Proposed Standard |
| RFC 8410 | ASCII, PDF, HTML, HTML with inline errata | Algorithm Identifiers for Ed25519, Ed448, X25519, and X448 for Use in the Internet X.509 Public Key Infrastructure | S. Josefsson, J. Schaad | August 2018 | Errata, Updated by RFC 9295 | Proposed Standard |
| RFC 8411 | ASCII, PDF, HTML | IANA Registration for the Cryptographic Algorithm Object Identifier Range | J. Schaad, R. Andrews | August 2018 | Informational | |
| RFC 8412 | ASCII, PDF, HTML | Software Inventory Message and Attributes (SWIMA) for PA-TNC | C. Schmidt, D. Haynes, C. Coffin, D. Waltermire, J. Fitzgerald-McKay | July 2018 | Proposed Standard | |
| RFC 8414 | ASCII, PDF, HTML | OAuth 2.0 Authorization Server Metadata | M. Jones, N. Sakimura, J. Bradley | June 2018 | Errata | Proposed Standard |
| RFC 8417 | ASCII, PDF, HTML | Security Event Token (SET) | P. Hunt, Ed., M. Jones, W. Denniss, M. Ansari | July 2018 | Errata | Proposed Standard |
| RFC 8418 | ASCII, PDF, HTML | Use of the Elliptic Curve Diffie-Hellman Key Agreement Algorithm with X25519 and X448 in the Cryptographic Message Syntax (CMS) | R. Housley | August 2018 | Proposed Standard | |
| RFC 8419 | ASCII, PDF, HTML, HTML with inline errata | Use of Edwards-Curve Digital Signature Algorithm (EdDSA) Signatures in the Cryptographic Message Syntax (CMS) | R. Housley | August 2018 | Errata | Proposed Standard |
| RFC 8420 | ASCII, PDF, HTML | Using the Edwards-Curve Digital Signature Algorithm (EdDSA) in the Internet Key Exchange Protocol Version 2 (IKEv2) | Y. Nir | August 2018 | Proposed Standard | |
| RFC 8422 | ASCII, PDF, HTML, HTML with inline errata | Elliptic Curve Cryptography (ECC) Cipher Suites for Transport Layer Security (TLS) Versions 1.2 and Earlier | Y. Nir, S. Josefsson, M. Pegourie-Gonnard | August 2018 | Errata, Obsoletes RFC 4492, Updated by RFC 8996 | Proposed Standard |
| RFC 8429 a.k.a. BCP 218 | ASCII, PDF, HTML | Deprecate Triple-DES (3DES) and RC4 in Kerberos | B. Kaduk, M. Short | October 2018 | Updates RFC 3961, RFC 4120 | Best Current Practice |
| RFC 8442 | ASCII, PDF, HTML | ECDHE_PSK with AES-GCM and AES-CCM Cipher Suites for TLS 1.2 and DTLS 1.2 | J. Mattsson, D. Migault | September 2018 | Proposed Standard | |
| RFC 8446 | ASCII, PDF, HTML, HTML with inline errata | The Transport Layer Security (TLS) Protocol Version 1.3 | E. Rescorla | August 2018 | Errata, Obsoletes RFC 5077, RFC 5246, RFC 6961, Updates RFC 5705, RFC 6066 | Proposed Standard |
| RFC 8447 | ASCII, PDF, HTML | IANA Registry Updates for TLS and DTLS | J. Salowey, S. Turner | August 2018 | Errata, Updates RFC 3749, RFC 4680, RFC 5077, RFC 5246, RFC 5705, RFC 5878, RFC 6520, RFC 7301 | Proposed Standard |
| RFC 8448 | ASCII, PDF, HTML | Example Handshake Traces for TLS 1.3 | M. Thomson | January 2019 | Errata | Informational |
| RFC 8449 | ASCII, PDF, HTML | Record Size Limit Extension for TLS | M. Thomson | August 2018 | Updates RFC 6066 | Proposed Standard |
| RFC 8460 | ASCII, PDF, HTML | SMTP TLS Reporting | D. Margolis, A. Brotman, B. Ramakrishnan, J. Jones, M. Risher | September 2018 | Errata | Proposed Standard |
| RFC 8461 | ASCII, PDF, HTML | SMTP MTA Strict Transport Security (MTA-STS) | D. Margolis, M. Risher, B. Ramakrishnan, A. Brotman, J. Jones | September 2018 | Errata | Proposed Standard |
| RFC 8471 | ASCII, PDF, HTML | The Token Binding Protocol Version 1.0 | A. Popov, Ed., M. Nystroem, D. Balfanz, J. Hodges | October 2018 | Proposed Standard | |
| RFC 8472 | ASCII, PDF, HTML | Transport Layer Security (TLS) Extension for Token Binding Protocol Negotiation | A. Popov, Ed., M. Nystroem, D. Balfanz | October 2018 | Proposed Standard | |
| RFC 8473 | ASCII, PDF, HTML | Token Binding over HTTP | A. Popov, M. Nystroem, D. Balfanz, Ed., N. Harper, J. Hodges | October 2018 | Proposed Standard | |
| RFC 8550 | ASCII, PDF, HTML | Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 4.0 Certificate Handling | J. Schaad, B. Ramsdell, S. Turner | April 2019 | Obsoletes RFC 5750 | Proposed Standard |
| RFC 8551 | ASCII, PDF, HTML | Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 4.0 Message Specification | J. Schaad, B. Ramsdell, S. Turner | April 2019 | Obsoletes RFC 5751 | Proposed Standard |
| RFC 8555 | ASCII, PDF, HTML, HTML with inline errata | Automatic Certificate Management Environment (ACME) | R. Barnes, J. Hoffman-Andrews, D. McCarney, J. Kasten | March 2019 | Errata | Proposed Standard |
| RFC 8559 | ASCII, PDF, HTML | Dynamic Authorization Proxying in the Remote Authentication Dial-In User Service (RADIUS) Protocol | A. DeKok, J. Korhonen | April 2019 | Updates RFC 5176, RFC 5580 | Proposed Standard |
| RFC 8598 | ASCII, PDF, HTML | Split DNS Configuration for the Internet Key Exchange Protocol Version 2 (IKEv2) | T. Pauly, P. Wouters | May 2019 | Proposed Standard | |
| RFC 8600 | ASCII, PDF, HTML | Using Extensible Messaging and Presence Protocol (XMPP) for Security Information Exchange | N. Cam-Winget, Ed., S. Appala, S. Pope, P. Saint-Andre | June 2019 | Proposed Standard | |
| RFC 8612 | ASCII, PDF, HTML | DDoS Open Threat Signaling (DOTS) Requirements | A. Mortensen, T. Reddy, R. Moskowitz | May 2019 | Informational | |
| RFC 8628 | ASCII, PDF, HTML | OAuth 2.0 Device Authorization Grant | W. Denniss, J. Bradley, M. Jones, H. Tschofenig | August 2019 | Errata | Proposed Standard |
| RFC 8636 | ASCII, PDF, HTML | Public Key Cryptography for Initial Authentication in Kerberos (PKINIT) Algorithm Agility | L. Hornquist Astrand, L. Zhu, M. Cullen, G. Hudson | July 2019 | Updates RFC 4556 | Proposed Standard |
| RFC 8649 | ASCII, PDF, HTML | Hash Of Root Key Certificate Extension | R. Housley | August 2019 | Informational | |
| RFC 8657 | HTML, TEXT, PDF, XML | Certification Authority Authorization (CAA) Record Extensions for Account URI and Automatic Certificate Management Environment (ACME) Method Binding | H. Landau | November 2019 | Proposed Standard | |
| RFC 8659 | HTML, TEXT, PDF, XML | DNS Certification Authority Authorization (CAA) Resource Record | P. Hallam-Baker, R. Stradling, J. Hoffman-Andrews | November 2019 | Errata, Obsoletes RFC 6844 | Proposed Standard |
| RFC 8689 | HTML, TEXT, PDF, XML | SMTP Require TLS Option | J. Fenton | November 2019 | Errata | Proposed Standard |
| RFC 8692 | HTML, TEXT, PDF, XML | Internet X.509 Public Key Infrastructure: Additional Algorithm Identifiers for RSASSA-PSS and ECDSA Using SHAKEs | P. Kampanakis, Q. Dang | December 2019 | Updates RFC 3279 | Proposed Standard |
| RFC 8693 | HTML, TEXT, PDF, XML | OAuth 2.0 Token Exchange | M. Jones, A. Nadalin, B. Campbell, Ed., J. Bradley, C. Mortimore | January 2020 | Errata | Proposed Standard |
| RFC 8696 | HTML, TEXT, PDF, XML | Using Pre-Shared Key (PSK) in the Cryptographic Message Syntax (CMS) | R. Housley | December 2019 | Proposed Standard | |
| RFC 8701 | HTML, TEXT, PDF, XML | Applying Generate Random Extensions And Sustain Extensibility (GREASE) to TLS Extensibility | D. Benjamin | January 2020 | Informational | |
| RFC 8702 | HTML, TEXT, PDF, XML | Use of the SHAKE One-Way Hash Functions in the Cryptographic Message Syntax (CMS) | P. Kampanakis, Q. Dang | January 2020 | Errata, Updates RFC 3370 | Proposed Standard |
| RFC 8705 | HTML, TEXT, PDF, XML | OAuth 2.0 Mutual-TLS Client Authentication and Certificate-Bound Access Tokens | B. Campbell, J. Bradley, N. Sakimura, T. Lodderstedt | February 2020 | Proposed Standard | |
| RFC 8707 | HTML, TEXT, PDF, XML, HTML with inline errata | Resource Indicators for OAuth 2.0 | B. Campbell, J. Bradley, H. Tschofenig | February 2020 | Errata | Proposed Standard |
| RFC 8708 | HTML, TEXT, PDF, XML | Use of the HSS/LMS Hash-Based Signature Algorithm in the Cryptographic Message Syntax (CMS) | R. Housley | February 2020 | Proposed Standard | |
| RFC 8709 | HTML, TEXT, PDF, XML, HTML with inline errata | Ed25519 and Ed448 Public Key Algorithms for the Secure Shell (SSH) Protocol | B. Harris, L. Velvindron | February 2020 | Errata, Updates RFC 4253 | Proposed Standard |
| RFC 8725 a.k.a. BCP 225 | HTML, TEXT, PDF, XML | JSON Web Token Best Current Practices | Y. Sheffer, D. Hardt, M. Jones | February 2020 | Updates RFC 7519 | Best Current Practice |
| RFC 8727 | HTML, TEXT, PDF, XML, HTML with inline errata | JSON Binding of the Incident Object Description Exchange Format | T. Takahashi, R. Danyliw, M. Suzuki | August 2020 | Errata | Proposed Standard |
| RFC 8731 | HTML, TEXT, PDF, XML | Secure Shell (SSH) Key Exchange Method Using Curve25519 and Curve448 | A. Adamantiadis, S. Josefsson, M. Baushke | February 2020 | Proposed Standard | |
| RFC 8732 | HTML, TEXT, PDF, XML | Generic Security Service Application Program Interface (GSS-API) Key Exchange with SHA-2 | S. Sorce, H. Kario | February 2020 | Updates RFC 4462 | Proposed Standard |
| RFC 8737 | HTML, TEXT, PDF, XML | Automated Certificate Management Environment (ACME) TLS Application-Layer Protocol Negotiation (ALPN) Challenge Extension | R.B. Shoemaker | February 2020 | Proposed Standard | |
| RFC 8738 | HTML, TEXT, PDF, XML | Automated Certificate Management Environment (ACME) IP Identifier Validation Extension | R.B. Shoemaker | February 2020 | Proposed Standard | |
| RFC 8739 | HTML, TEXT, PDF, XML | Support for Short-Term, Automatically Renewed (STAR) Certificates in the Automated Certificate Management Environment (ACME) | Y. Sheffer, D. Lopez, O. Gonzalez de Dios, A. Pastor Perales, T. Fossati | March 2020 | Proposed Standard | |
| RFC 8744 | HTML, TEXT, PDF, XML | Issues and Requirements for Server Name Identification (SNI) Encryption in TLS | C. Huitema | July 2020 | Informational | |
| RFC 8747 | HTML, TEXT, PDF, XML | Proof-of-Possession Key Semantics for CBOR Web Tokens (CWTs) | M. Jones, L. Seitz, G. Selander, S. Erdtman, H. Tschofenig | March 2020 | Proposed Standard | |
| RFC 8750 | HTML, TEXT, PDF, XML | Implicit Initialization Vector (IV) for Counter-Based Ciphers in Encapsulating Security Payload (ESP) | D. Migault, T. Guggemos, Y. Nir | March 2020 | Proposed Standard | |
| RFC 8758 a.k.a. BCP 227 | HTML, TEXT, PDF, XML | Deprecating RC4 in Secure Shell (SSH) | L. Velvindron | April 2020 | Updates RFC 4253 | Best Current Practice |
| RFC 8773 | HTML, TEXT, PDF, XML, HTML with inline errata | TLS 1.3 Extension for Certificate-Based Authentication with an External Pre-Shared Key | R. Housley | March 2020 | Errata | Experimental |
| RFC 8778 | HTML, TEXT, PDF, XML | Use of the HSS/LMS Hash-Based Signature Algorithm with CBOR Object Signing and Encryption (COSE) | R. Housley | April 2020 | Proposed Standard | |
| RFC 8782 | HTML, TEXT, PDF, XML, HTML with inline errata | Distributed Denial-of-Service Open Threat Signaling (DOTS) Signal Channel Specification | T. Reddy.K, Ed., M. Boucadair, Ed., P. Patil, A. Mortensen, N. Teague | May 2020 | Errata, Obsoleted by RFC 9132 | Proposed Standard |
| RFC 8783 | HTML, TEXT, PDF, XML, HTML with inline errata | Distributed Denial-of-Service Open Threat Signaling (DOTS) Data Channel Specification | M. Boucadair, Ed., T. Reddy.K, Ed. | May 2020 | Errata | Proposed Standard |
| RFC 8784 | HTML, TEXT, PDF, XML | Mixing Preshared Keys in the Internet Key Exchange Protocol Version 2 (IKEv2) for Post-quantum Security | S. Fluhrer, P. Kampanakis, D. McGrew, V. Smyslov | June 2020 | Proposed Standard | |
| RFC 8811 | HTML, TEXT, PDF, XML | DDoS Open Threat Signaling (DOTS) Architecture | A. Mortensen, Ed., T. Reddy.K, Ed., F. Andreasen, N. Teague, R. Compton | August 2020 | Informational | |
| RFC 8812 | HTML, TEXT, PDF, XML | CBOR Object Signing and Encryption (COSE) and JSON Object Signing and Encryption (JOSE) Registrations for Web Authentication (WebAuthn) Algorithms | M. Jones | August 2020 | Proposed Standard | |
| RFC 8813 | HTML, TEXT, PDF, XML | Clarifications for Elliptic Curve Cryptography Subject Public Key Information | T. Ito, S. Turner | August 2020 | Updates RFC 5480 | Proposed Standard |
| RFC 8823 | HTML, TEXT, PDF, XML | Extensions to Automatic Certificate Management Environment for End-User S/MIME Certificates | A. Melnikov | April 2021 | Errata | Informational |
| RFC 8879 | HTML, TEXT, PDF, XML | TLS Certificate Compression | A. Ghedini, V. Vasiliev | December 2020 | Proposed Standard | |
| RFC 8903 | HTML, TEXT, PDF, XML | Use Cases for DDoS Open Threat Signaling | R. Dobbins, D. Migault, R. Moskowitz, N. Teague, L. Xia, K. Nishizuka | May 2021 | Informational | |
| RFC 8933 | HTML, TEXT, PDF, XML | Update to the Cryptographic Message Syntax (CMS) for Algorithm Identifier Protection | R. Housley | October 2020 | Updates RFC 5652 | Proposed Standard |
| RFC 8935 | HTML, TEXT, PDF, XML | Push-Based Security Event Token (SET) Delivery Using HTTP | A. Backman, Ed., M. Jones, Ed., M. Scurtescu, M. Ansari, A. Nadalin | November 2020 | Proposed Standard | |
| RFC 8936 | HTML, TEXT, PDF, XML | Poll-Based Security Event Token (SET) Delivery Using HTTP | A. Backman, Ed., M. Jones, Ed., M. Scurtescu, M. Ansari, A. Nadalin | November 2020 | Proposed Standard | |
| RFC 8940 | HTML, TEXT, PDF, XML | Extensible Authentication Protocol (EAP) Session-Id Derivation for EAP Subscriber Identity Module (EAP-SIM), EAP Authentication and Key Agreement (EAP-AKA), and Protected EAP (PEAP) | A. DeKok | October 2020 | Updates RFC 5247 | Proposed Standard |
| RFC 8951 | HTML, TEXT, PDF, XML | Clarification of Enrollment over Secure Transport (EST): Transfer Encodings and ASN.1 | M. Richardson, T. Werner, W. Pan | November 2020 | Updates RFC 7030 | Proposed Standard |
| RFC 8954 | HTML, TEXT, PDF, XML | Online Certificate Status Protocol (OCSP) Nonce Extension | M. Sahni, Ed. | November 2020 | Updates RFC 6960 | Proposed Standard |
| RFC 8973 | HTML, TEXT, PDF, XML | DDoS Open Threat Signaling (DOTS) Agent Discovery | M. Boucadair, T. Reddy.K | January 2021 | Proposed Standard | |
| RFC 8983 | HTML, TEXT, PDF, XML | Internet Key Exchange Protocol Version 2 (IKEv2) Notification Status Types for IPv4/IPv6 Coexistence | M. Boucadair | February 2021 | Updates RFC 7296 | Proposed Standard |
| RFC 8996 part of BCP 195 | HTML, TEXT, PDF, XML, HTML with inline errata | Deprecating TLS 1.0 and TLS 1.1 | K. Moriarty, S. Farrell | March 2021 | Errata, Obsoletes RFC 5469, RFC 7507, Updates RFC 3261, RFC 3329, RFC 3436, RFC 3470, RFC 3501, RFC 3552, RFC 3568, RFC 3656, RFC 3749, RFC 3767, RFC 3856, RFC 3871, RFC 3887, RFC 3903, RFC 3943, RFC 3983, RFC 4097, RFC 4111, RFC 4162, RFC 4168, RFC 4217, RFC 4235, RFC 4261, RFC 4279, RFC 4497, RFC 4513, RFC 4531, RFC 4540, RFC 4582, RFC 4616, RFC 4642, RFC 4680, RFC 4681, RFC 4712, RFC 4732, RFC 4743, RFC 4744, RFC 4785, RFC 4791, RFC 4823, RFC 4851, RFC 4964, RFC 4975, RFC 4976, RFC 4992, RFC 5018, RFC 5019, RFC 5023, RFC 5024, RFC 5049, RFC 5054, RFC 5091, RFC 5158, RFC 5216, RFC 5238, RFC 5263, RFC 5281, RFC 5364, RFC 5415, RFC 5422, RFC 5456, RFC 5734, RFC 5878, RFC 5953, RFC 6012, RFC 6042, RFC 6083, RFC 6084, RFC 6176, RFC 6347, RFC 6353, RFC 6367, RFC 6460, RFC 6614, RFC 6739, RFC 6749, RFC 6750, RFC 7030, RFC 7465, RFC 7525, RFC 7562, RFC 7568, RFC 8261, RFC 8422 | Best Current Practice |
| RFC 8997 | HTML, TEXT, PDF, XML | Deprecation of TLS 1.1 for Email Submission and Access | L. Velvindron, S. Farrell | March 2021 | Updates RFC 8314 | Proposed Standard |
| RFC 9019 | HTML, TEXT, PDF, XML | A Firmware Update Architecture for Internet of Things | B. Moran, H. Tschofenig, D. Brown, M. Meriac | April 2021 | Informational | |
| RFC 9044 | HTML, TEXT, PDF, XML | Using the AES-GMAC Algorithm with the Cryptographic Message Syntax (CMS) | R. Housley | June 2021 | Proposed Standard | |
| RFC 9045 | HTML, TEXT, PDF, XML | Algorithm Requirements Update to the Internet X.509 Public Key Infrastructure Certificate Request Message Format (CRMF) | R. Housley | June 2021 | Updates RFC 4211 | Proposed Standard |
| RFC 9048 | HTML, TEXT, PDF, XML | Improved Extensible Authentication Protocol Method for 3GPP Mobile Network Authentication and Key Agreement (EAP-AKA') | J. Arkko, V. Lehtovirta, V. Torvinen, P. Eronen | October 2021 | Updates RFC 5448, RFC 4187 | Informational |
| RFC 9052 part of STD 96 | HTML, TEXT, PDF, XML | CBOR Object Signing and Encryption (COSE): Structures and Process | J. Schaad | August 2022 | Obsoletes RFC 8152, Updated by RFC 9338 | Internet Standard |
| RFC 9053 | HTML, TEXT, PDF, XML | CBOR Object Signing and Encryption (COSE): Initial Algorithms | J. Schaad | August 2022 | Obsoletes RFC 8152 | Informational |
| RFC 9054 | HTML, TEXT, PDF, XML | CBOR Object Signing and Encryption (COSE): Hash Algorithms | J. Schaad | August 2022 | Errata | Informational |
| RFC 9061 | HTML, TEXT, PDF, XML | A YANG Data Model for IPsec Flow Protection Based on Software-Defined Networking (SDN) | R. Marin-Lopez, G. Lopez-Millan, F. Pereniguez-Garcia | July 2021 | Proposed Standard | |
| RFC 9066 | HTML, TEXT, PDF, XML | Distributed Denial-of-Service Open Threat Signaling (DOTS) Signal Channel Call Home | T. Reddy.K, M. Boucadair, Ed., J. Shallow | December 2021 | Proposed Standard | |
| RFC 9068 | HTML, TEXT, PDF, XML | JSON Web Token (JWT) Profile for OAuth 2.0 Access Tokens | V. Bertocci | October 2021 | Proposed Standard | |
| RFC 9101 | HTML, TEXT, PDF, XML | The OAuth 2.0 Authorization Framework: JWT-Secured Authorization Request (JAR) | N. Sakimura, J. Bradley, M. Jones | August 2021 | Proposed Standard | |
| RFC 9115 | HTML, TEXT, PDF, XML, HTML with inline errata | An Automatic Certificate Management Environment (ACME) Profile for Generating Delegated Certificates | Y. Sheffer, D. López, A. Pastor Perales, T. Fossati | September 2021 | Errata | Proposed Standard |
| RFC 9124 | HTML, TEXT, PDF, XML, HTML with inline errata | A Manifest Information Model for Firmware Updates in Internet of Things (IoT) Devices | B. Moran, H. Tschofenig, H. Birkholz | January 2022 | Errata | Informational |
| RFC 9126 | HTML, TEXT, PDF, XML | OAuth 2.0 Pushed Authorization Requests | T. Lodderstedt, B. Campbell, N. Sakimura, D. Tonge, F. Skokan | September 2021 | Errata | Proposed Standard |
| RFC 9132 | HTML, TEXT, PDF, XML | Distributed Denial-of-Service Open Threat Signaling (DOTS) Signal Channel Specification | M. Boucadair, Ed., J. Shallow, T. Reddy.K | September 2021 | Errata, Obsoletes RFC 8782 | Proposed Standard |
| RFC 9133 | HTML, TEXT, PDF, XML | Controlling Filtering Rules Using Distributed Denial-of-Service Open Threat Signaling (DOTS) Signal Channel | K. Nishizuka, M. Boucadair, T. Reddy.K, T. Nagata | September 2021 | Proposed Standard | |
| RFC 9140 | HTML, TEXT, PDF, XML | Nimble Out-of-Band Authentication for EAP (EAP-NOOB) | T. Aura, M. Sethi, A. Peltonen | December 2021 | Proposed Standard | |
| RFC 9142 | HTML, TEXT, PDF, XML, HTML with inline errata | Key Exchange (KEX) Method Updates and Recommendations for Secure Shell (SSH) | M. Baushke | January 2022 | Errata, Updates RFC 4250, RFC 4253, RFC 4432, RFC 4462 | Proposed Standard |
| RFC 9146 | HTML, TEXT, PDF, XML | Connection Identifier for DTLS 1.2 | E. Rescorla, Ed., H. Tschofenig, Ed., T. Fossati, A. Kraus | March 2022 | Updates RFC 6347 | Proposed Standard |
| RFC 9147 | HTML, TEXT, PDF, XML | The Datagram Transport Layer Security (DTLS) Protocol Version 1.3 | E. Rescorla, H. Tschofenig, N. Modadugu | April 2022 | Obsoletes RFC 6347 | Proposed Standard |
| RFC 9148 | HTML, TEXT, PDF, XML | EST-coaps: Enrollment over Secure Transport with the Secure Constrained Application Protocol | P. van der Stok, P. Kampanakis, M. Richardson, S. Raza | April 2022 | Proposed Standard | |
| RFC 9149 | HTML, TEXT, PDF, XML | TLS Ticket Requests | T. Pauly, D. Schinazi, C.A. Wood | April 2022 | Proposed Standard | |
| RFC 9155 | HTML, TEXT, PDF, XML | Deprecating MD5 and SHA-1 Signature Hashes in TLS 1.2 and DTLS 1.2 | L. Velvindron, K. Moriarty, A. Ghedini | December 2021 | Updates RFC 5246 | Proposed Standard |
| RFC 9158 | HTML, TEXT, PDF, XML | Update to the Object Identifier Registry for the PKIX Working Group | R. Housley | November 2021 | Updates RFC 7299 | Informational |
| RFC 9162 | HTML, TEXT, PDF, XML | Certificate Transparency Version 2.0 | B. Laurie, E. Messeri, R. Stradling | December 2021 | Obsoletes RFC 6962 | Experimental |
| RFC 9190 | HTML, TEXT, PDF, XML | EAP-TLS 1.3: Using the Extensible Authentication Protocol with TLS 1.3 | J. Preuß Mattsson, M. Sethi | February 2022 | Errata, Updates RFC 5216 | Proposed Standard |
| RFC 9191 | HTML, TEXT, PDF, XML | Handling Large Certificates and Long Certificate Chains in TLS-Based EAP Methods | M. Sethi, J. Preuß Mattsson, S. Turner | February 2022 | Informational | |
| RFC 9200 | HTML, TEXT, PDF, XML | Authentication and Authorization for Constrained Environments Using the OAuth 2.0 Framework (ACE-OAuth) | L. Seitz, G. Selander, E. Wahlstroem, S. Erdtman, H. Tschofenig | August 2022 | Proposed Standard | |
| RFC 9201 | HTML, TEXT, PDF, XML | Additional OAuth Parameters for Authentication and Authorization for Constrained Environments (ACE) | L. Seitz | August 2022 | Proposed Standard | |
| RFC 9202 | HTML, TEXT, PDF, XML | Datagram Transport Layer Security (DTLS) Profile for Authentication and Authorization for Constrained Environments (ACE) | S. Gerdes, O. Bergmann, C. Bormann, G. Selander, L. Seitz | August 2022 | Updated by RFC 9430 | Proposed Standard |
| RFC 9203 | HTML, TEXT, PDF, XML | The Object Security for Constrained RESTful Environments (OSCORE) Profile of the Authentication and Authorization for Constrained Environments (ACE) Framework | F. Palombini, L. Seitz, G. Selander, M. Gunnarsson | August 2022 | Proposed Standard | |
| RFC 9207 | HTML, TEXT, PDF, XML | OAuth 2.0 Authorization Server Issuer Identification | K. Meyer zu Selhausen, D. Fett | March 2022 | Proposed Standard | |
| RFC 9216 | HTML, TEXT, PDF, XML, HTML with inline errata | S/MIME Example Keys and Certificates | D. K. Gillmor, Ed. | April 2022 | Errata | Informational |
| RFC 9237 | HTML, TEXT, PDF, XML | An Authorization Information Format (AIF) for Authentication and Authorization for Constrained Environments (ACE) | C. Bormann | August 2022 | Proposed Standard | |
| RFC 9242 | HTML, TEXT, PDF, XML | Intermediate Exchange in the Internet Key Exchange Protocol Version 2 (IKEv2) | V. Smyslov | May 2022 | Proposed Standard | |
| RFC 9244 | HTML, TEXT, PDF, XML | Distributed Denial-of-Service Open Threat Signaling (DOTS) Telemetry | M. Boucadair, Ed., T. Reddy.K, Ed., E. Doron, M. Chen, J. Shallow | June 2022 | Proposed Standard | |
| RFC 9257 | HTML, TEXT, PDF, XML | Guidance for External Pre-Shared Key (PSK) Usage in TLS | R. Housley, J. Hoyland, M. Sethi, C. A. Wood | July 2022 | Errata | Informational |
| RFC 9258 | HTML, TEXT, PDF, XML | Importing External Pre-Shared Keys (PSKs) for TLS 1.3 | D. Benjamin, C. A. Wood | July 2022 | Proposed Standard | |
| RFC 9261 | HTML, TEXT, PDF, XML | Exported Authenticators in TLS | N. Sullivan | July 2022 | Proposed Standard | |
| RFC 9266 | HTML, TEXT, PDF, XML | Channel Bindings for TLS 1.3 | S. Whited | July 2022 | Updates RFC 5801, RFC 5802, RFC 5929, RFC 7677 | Proposed Standard |
| RFC 9278 | HTML, TEXT, PDF, XML | JWK Thumbprint URI | M. Jones, K. Yasuda | August 2022 | Proposed Standard | |
| RFC 9284 | HTML, TEXT, PDF, XML | Multihoming Deployment Considerations for DDoS Open Threat Signaling (DOTS) | M. Boucadair, T. Reddy.K, W. Pan | August 2022 | Informational | |
| RFC 9295 | HTML, TEXT, PDF, XML | Clarifications for Ed25519, Ed448, X25519, and X448 Algorithm Identifiers | S. Turner, S. Josefsson, D. McCarney, T. Ito | September 2022 | Updates RFC 8410 | Proposed Standard |
| RFC 9310 | HTML, TEXT, PDF, XML | X.509 Certificate Extension for 5G Network Function Types | R. Housley, S. Turner, J. Preuß Mattsson, D. Migault | January 2023 | Proposed Standard | |
| RFC 9325 part of BCP 195 | HTML, TEXT, PDF, XML | Recommendations for Secure Use of Transport Layer Security (TLS) and Datagram Transport Layer Security (DTLS) | Y. Sheffer, P. Saint-Andre, T. Fossati | November 2022 | Obsoletes RFC 7525, Updates RFC 5288, RFC 6066 | Best Current Practice |
| RFC 9329 | HTML, TEXT, PDF, XML | TCP Encapsulation of Internet Key Exchange Protocol (IKE) and IPsec Packets | T. Pauly, V. Smyslov | November 2022 | Obsoletes RFC 8229 | Proposed Standard |
| RFC 9334 | HTML, TEXT, PDF, XML | Remote ATtestation procedureS (RATS) Architecture | H. Birkholz, D. Thaler, M. Richardson, N. Smith, W. Pan | January 2023 | Errata | Informational |
| RFC 9336 | HTML, TEXT, PDF, XML | X.509 Certificate General-Purpose Extended Key Usage (EKU) for Document Signing | T. Ito, T. Okubo, S. Turner | December 2022 | Proposed Standard | |
| RFC 9338 part of STD 96 | HTML, TEXT, PDF, XML | CBOR Object Signing and Encryption (COSE): Countersignatures | J. Schaad | December 2022 | Errata, Updates RFC 9052 | Internet Standard |
| RFC 9345 | HTML, TEXT, PDF, XML | Delegated Credentials for TLS and DTLS | R. Barnes, S. Iyengar, N. Sullivan, E. Rescorla | July 2023 | Proposed Standard | |
| RFC 9347 | HTML, TEXT, PDF, XML | Aggregation and Fragmentation Mode for Encapsulating Security Payload (ESP) and Its Use for IP Traffic Flow Security (IP-TFS) | C. Hopps | January 2023 | Proposed Standard | |
| RFC 9348 | HTML, TEXT, PDF, XML | A YANG Data Model for IP Traffic Flow Security | D. Fedyk, C. Hopps | January 2023 | Proposed Standard | |
| RFC 9349 | HTML, TEXT, PDF, XML | Definitions of Managed Objects for IP Traffic Flow Security | D. Fedyk, E. Kinzie | January 2023 | Proposed Standard | |
| RFC 9360 | HTML, TEXT, PDF, XML | CBOR Object Signing and Encryption (COSE): Header Parameters for Carrying and Referencing X.509 Certificates | J. Schaad | February 2023 | Proposed Standard | |
| RFC 9362 | HTML, TEXT, PDF, XML | Distributed Denial-of-Service Open Threat Signaling (DOTS) Signal Channel Configuration Attributes for Robust Block Transmission | M. Boucadair, J. Shallow | February 2023 | Proposed Standard | |
| RFC 9370 | HTML, TEXT, PDF, XML | Multiple Key Exchanges in the Internet Key Exchange Protocol Version 2 (IKEv2) | CJ. Tjhai, M. Tomlinson, G. Bartlett, S. Fluhrer, D. Van Geest, O. Garcia-Morchon, V. Smyslov | May 2023 | Updates RFC 7296 | Proposed Standard |
| RFC 9387 | HTML, TEXT, PDF, XML | Use Cases for DDoS Open Threat Signaling (DOTS) Telemetry | Y. Hayashi, M. Chen, L. Su | April 2023 | Informational | |
| RFC 9393 | HTML, TEXT, PDF, XML | Concise Software Identification Tags | H. Birkholz, J. Fitzgerald-McKay, C. Schmidt, D. Waltermire | June 2023 | Proposed Standard | |
| RFC 9395 | HTML, TEXT, PDF, XML | Deprecation of the Internet Key Exchange Version 1 (IKEv1) Protocol and Obsoleted Algorithms | P. Wouters, Ed. | April 2023 | Updates RFC 8221, RFC 8247 | Proposed Standard |
| RFC 9396 | HTML, TEXT, PDF, XML | OAuth 2.0 Rich Authorization Requests | T. Lodderstedt, J. Richer, B. Campbell | May 2023 | Proposed Standard | |
| RFC 9397 | HTML, TEXT, PDF, XML | Trusted Execution Environment Provisioning (TEEP) Architecture | M. Pei, H. Tschofenig, D. Thaler, D. Wheeler | July 2023 | Informational | |
| RFC 9399 | HTML, TEXT, PDF, XML, HTML with inline errata | Internet X.509 Public Key Infrastructure: Logotypes in X.509 Certificates | S. Santesson, R. Housley, T. Freeman, L. Rosenthol | May 2023 | Errata, Obsoletes RFC 3709, RFC 6170 | Proposed Standard |
| RFC 9420 | HTML, TEXT, PDF, XML | The Messaging Layer Security (MLS) Protocol | R. Barnes, B. Beurdouche, R. Robert, J. Millican, E. Omara, K. Cohn-Gordon | July 2023 | Proposed Standard | |
| RFC 9427 | HTML, TEXT, PDF, XML | TLS-Based Extensible Authentication Protocol (EAP) Types for Use with TLS 1.3 | A. DeKok | June 2023 | Updates RFC 4851, RFC 5281, RFC 7170 | Proposed Standard |
| RFC 9430 | HTML, TEXT, PDF, XML | Extension of the Datagram Transport Layer Security (DTLS) Profile for Authentication and Authorization for Constrained Environments (ACE) to Transport Layer Security (TLS) | O. Bergmann, J. Preuß Mattsson, G. Selander | July 2023 | Updates RFC 9202 | Proposed Standard |
| RFC 9431 | HTML, TEXT, PDF, XML | Message Queuing Telemetry Transport (MQTT) and Transport Layer Security (TLS) Profile of Authentication and Authorization for Constrained Environments (ACE) Framework | C. Sengul, A. Kirby | July 2023 | Proposed Standard | |
| RFC 9444 | HTML, TEXT, PDF, XML | Automated Certificate Management Environment (ACME) for Subdomains | O. Friel, R. Barnes, T. Hollebeek, M. Richardson | August 2023 | Proposed Standard | |
| RFC 9447 | HTML, TEXT, PDF, XML | Automated Certificate Management Environment (ACME) Challenges Using an Authority Token | J. Peterson, M. Barnes, D. Hancock, C. Wendt | September 2023 | Proposed Standard | |
| RFC 9448 | HTML, TEXT, PDF, XML | TNAuthList Profile of Automated Certificate Management Environment (ACME) Authority Token | C. Wendt, D. Hancock, M. Barnes, J. Peterson | September 2023 | Proposed Standard | |
| RFC 9449 | HTML, TEXT, PDF, XML, HTML with inline errata | OAuth 2.0 Demonstrating Proof of Possession (DPoP) | D. Fett, B. Campbell, J. Bradley, T. Lodderstedt, M. Jones, D. Waite | September 2023 | Errata | Proposed Standard |
| RFC 9458 | HTML, TEXT, PDF, XML | Oblivious HTTP | M. Thomson, C. A. Wood | January 2024 | Errata | Proposed Standard |
| RFC 9459 | HTML, TEXT, PDF, XML | CBOR Object Signing and Encryption (COSE): AES-CTR and AES-CBC | R. Housley, H. Tschofenig | September 2023 | Proposed Standard | |
| RFC 9464 | HTML, TEXT, PDF, XML | Internet Key Exchange Protocol Version 2 (IKEv2) Configuration for Encrypted DNS | M. Boucadair, T. Reddy.K, D. Wing, V. Smyslov | November 2023 | Proposed Standard | |
| RFC 9470 | HTML, TEXT, PDF, XML | OAuth 2.0 Step Up Authentication Challenge Protocol | V. Bertocci, B. Campbell | September 2023 | Proposed Standard | |
| RFC 9478 | HTML, TEXT, PDF, XML | Labeled IPsec Traffic Selector Support for the Internet Key Exchange Protocol Version 2 (IKEv2) | P. Wouters, S. Prasad | October 2023 | Proposed Standard | |
| RFC 9480 | HTML, TEXT, PDF, XML, HTML with inline errata | Certificate Management Protocol (CMP) Updates | H. Brockhaus, D. von Oheimb, J. Gray | November 2023 | Errata, Updates RFC 4210, RFC 5912, RFC 6712 | Proposed Standard |
| RFC 9481 | HTML, TEXT, PDF, XML, HTML with inline errata | Certificate Management Protocol (CMP) Algorithms | H. Brockhaus, H. Aschauer, M. Ounsworth, J. Gray | November 2023 | Errata, Updates RFC 4210 | Proposed Standard |
| RFC 9482 | HTML, TEXT, PDF, XML | Constrained Application Protocol (CoAP) Transfer for the Certificate Management Protocol | M. Sahni, Ed., S. Tripathi, Ed. | November 2023 | Proposed Standard | |
| RFC 9483 | HTML, TEXT, PDF, XML | Lightweight Certificate Management Protocol (CMP) Profile | H. Brockhaus, D. von Oheimb, S. Fries | November 2023 | Errata | Proposed Standard |
| RFC 9493 | HTML, TEXT, PDF, XML | Subject Identifiers for Security Event Tokens | A. Backman, Ed., M. Scurtescu, P. Jain | December 2023 | Errata | Proposed Standard |
| RFC 9495 | HTML, TEXT, PDF, XML | Certification Authority Authorization (CAA) Processing for Email Addresses | C. Bonnell | October 2023 | Proposed Standard | |
| RFC 9509 | HTML, TEXT, PDF, XML | X.509 Certificate Extended Key Usage (EKU) for 5G Network Functions | T. Reddy.K, J. Ekman, D. Migault | March 2024 | Proposed Standard | |
| RFC 9525 | HTML, TEXT, PDF, XML | Service Identity in TLS | P. Saint-Andre, R. Salz | November 2023 | Obsoletes RFC 6125 | Proposed Standard |
| RFC 9528 | HTML, TEXT, PDF, XML | Ephemeral Diffie-Hellman Over COSE (EDHOC) | G. Selander, J. Preuß Mattsson, F. Palombini | March 2024 | Proposed Standard | |
| RFC 9529 | HTML, TEXT, PDF, XML | Traces of Ephemeral Diffie-Hellman Over COSE (EDHOC) | G. Selander, J. Preuß Mattsson, M. Serafin, M. Tiloca, M. Vučinić | March 2024 | Informational | |
| RFC 9540 | HTML, TEXT, PDF, XML | Discovery of Oblivious Services via Service Binding Records | T. Pauly, T. Reddy.K | February 2024 | Proposed Standard | |
| RFC 9549 | HTML, TEXT, PDF, XML | Internationalization Updates to RFC 5280 | R. Housley | March 2024 | Obsoletes RFC 8399, Updates RFC 5280 | Proposed Standard |