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200 results ( Show  25  | All )

NumberFilesTitleAuthorsDateMore InfoStatus
RFC 9539HTML, TEXT, PDF, XML, HTML with inline errataUnilateral Opportunistic Deployment of Encrypted Recursive-to-Authoritative DNSD. K. Gillmor, Ed., J. Salazar, Ed., P. Hoffman, Ed.February 2024ErrataExperimental
RFC 9456HTML, TEXT, PDF, XMLUpdates to the TLS Transport Model for SNMPK. Vaughn, Ed.November 2023Updates RFC 6353Proposed Standard
RFC 9525HTML, TEXT, PDF, XMLService Identity in TLSP. Saint-Andre, R. SalzNovember 2023Obsoletes RFC 6125Proposed Standard
RFC 9345HTML, TEXT, PDF, XMLDelegated Credentials for TLS and DTLSR. Barnes, S. Iyengar, N. Sullivan, E. RescorlaJuly 2023    Proposed Standard
RFC 9443HTML, TEXT, PDF, XMLMultiplexing Scheme Updates for QUICB. Aboba, G. Salgueiro, C. PerkinsJuly 2023Updates RFC 5764, RFC 7983Proposed Standard
RFC 9431HTML, TEXT, PDF, XMLMessage Queuing Telemetry Transport (MQTT) and Transport Layer Security (TLS) Profile of Authentication and Authorization for Constrained Environments (ACE) FrameworkC. Sengul, A. KirbyJuly 2023    Proposed Standard
RFC 9430HTML, TEXT, PDF, XMLExtension 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. SelanderJuly 2023Updates RFC 9202Proposed Standard
RFC 9427HTML, TEXT, PDF, XMLTLS-Based Extensible Authentication Protocol (EAP) Types for Use with TLS 1.3A. DeKokJune 2023Updates RFC 4851, RFC 5281, RFC 7170Proposed Standard
RFC 9368HTML, TEXT, PDF, XMLCompatible Version Negotiation for QUICD. Schinazi, E. RescorlaMay 2023Updates RFC 8999Proposed Standard
RFC 9367HTML, TEXT, PDF, XMLGOST Cipher Suites for Transport Layer Security (TLS) Protocol Version 1.3S. Smyshlyaev, Ed., E. Alekseev, E. Griboedova, A. Babueva, L. NikiforovaFebruary 2023    Informational
RFC 9325 part of BCP 195

HTML, TEXT, PDF, XMLRecommendations for Secure Use of Transport Layer Security (TLS) and Datagram Transport Layer Security (DTLS)Y. Sheffer, P. Saint-Andre, T. FossatiNovember 2022Obsoletes RFC 7525, Updates RFC 5288, RFC 6066Best Current Practice
RFC 9202HTML, TEXT, PDF, XMLDatagram Transport Layer Security (DTLS) Profile for Authentication and Authorization for Constrained Environments (ACE)S. Gerdes, O. Bergmann, C. Bormann, G. Selander, L. SeitzAugust 2022Updated by RFC 9430Proposed Standard
RFC 9266HTML, TEXT, PDF, XMLChannel Bindings for TLS 1.3S. WhitedJuly 2022Updates RFC 5801, RFC 5802, RFC 5929, RFC 7677Proposed Standard
RFC 9257HTML, TEXT, PDF, XMLGuidance for External Pre-Shared Key (PSK) Usage in TLSR. Housley, J. Hoyland, M. Sethi, C. A. WoodJuly 2022ErrataInformational
RFC 9258HTML, TEXT, PDF, XMLImporting External Pre-Shared Keys (PSKs) for TLS 1.3D. Benjamin, C. A. WoodJuly 2022    Proposed Standard
RFC 9261HTML, TEXT, PDF, XMLExported Authenticators in TLSN. SullivanJuly 2022    Proposed Standard
RFC 9149HTML, TEXT, PDF, XMLTLS Ticket RequestsT. Pauly, D. Schinazi, C.A. WoodApril 2022    Proposed Standard
RFC 9151HTML, TEXT, PDF, XML, HTML with inline errataCommercial National Security Algorithm (CNSA) Suite Profile for TLS and DTLS 1.2 and 1.3D. CooleyApril 2022ErrataInformational
RFC 9185HTML, TEXT, PDF, XMLDTLS Tunnel between a Media Distributor and Key Distributor to Facilitate Key ExchangeP. Jones, P. Ellenbogen, N. OhlmeierApril 2022    Informational
RFC 9147HTML, TEXT, PDF, XMLThe Datagram Transport Layer Security (DTLS) Protocol Version 1.3E. Rescorla, H. Tschofenig, N. ModaduguApril 2022Obsoletes RFC 6347Proposed Standard
RFC 9150HTML, TEXT, PDF, XMLTLS 1.3 Authentication and Integrity-Only Cipher SuitesN. Cam-Winget, J. VisokyApril 2022    Informational
RFC 9146HTML, TEXT, PDF, XMLConnection Identifier for DTLS 1.2E. Rescorla, Ed., H. Tschofenig, Ed., T. Fossati, A. KrausMarch 2022Updates RFC 6347Proposed Standard
RFC 9189HTML, TEXT, PDF, XMLGOST Cipher Suites for Transport Layer Security (TLS) Protocol Version 1.2S. Smyshlyaev, Ed., D. Belyavsky, E. AlekseevMarch 2022    Informational
RFC 9175HTML, TEXT, PDF, XMLConstrained Application Protocol (CoAP): Echo, Request-Tag, and Token ProcessingC. Amsüss, J. Preuß Mattsson, G. SelanderFebruary 2022Updates RFC 7252Proposed Standard
RFC 9191HTML, TEXT, PDF, XMLHandling Large Certificates and Long Certificate Chains in TLS-Based EAP MethodsM. Sethi, J. Preuß Mattsson, S. TurnerFebruary 2022    Informational
RFC 9190HTML, TEXT, PDF, XMLEAP-TLS 1.3: Using the Extensible Authentication Protocol with TLS 1.3J. Preuß Mattsson, M. SethiFebruary 2022Errata, Updates RFC 5216Proposed Standard
RFC 9155HTML, TEXT, PDF, XMLDeprecating MD5 and SHA-1 Signature Hashes in TLS 1.2 and DTLS 1.2L. Velvindron, K. Moriarty, A. GhediniDecember 2021Updates RFC 5246Proposed Standard
RFC 9162HTML, TEXT, PDF, XMLCertificate Transparency Version 2.0B. Laurie, E. Messeri, R. StradlingDecember 2021Obsoletes RFC 6962Experimental
RFC 9103HTML, TEXT, PDF, XMLDNS Zone Transfer over TLSW. Toorop, S. Dickinson, S. Sahib, P. Aras, A. MankinAugust 2021Updates RFC 1995, RFC 5936, RFC 7766Proposed Standard
RFC 9102HTML, TEXT, PDF, XML, HTML with inline errataTLS DNSSEC Chain ExtensionV. Dukhovni, S. Huque, W. Toorop, P. Wouters, M. ShoreAugust 2021ErrataExperimental
RFC 9077HTML, TEXT, PDF, XMLNSEC and NSEC3: TTLs and Aggressive UseP. van DijkJuly 2021Updates RFC 4034, RFC 4035, RFC 5155, RFC 8198Proposed Standard
RFC 9001HTML, TEXT, PDF, XMLUsing TLS to Secure QUICM. Thomson, Ed., S. Turner, Ed.May 2021ErrataProposed Standard
RFC 8994HTML, TEXT, PDF, XML, HTML with inline errataAn Autonomic Control Plane (ACP)T. Eckert, Ed., M. Behringer, Ed., S. BjarnasonMay 2021ErrataProposed Standard
RFC 8996 part of BCP 195

HTML, TEXT, PDF, XML, HTML with inline errataDeprecating TLS 1.0 and TLS 1.1K. Moriarty, S. FarrellMarch 2021Errata, 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 8422Best Current Practice
RFC 8997HTML, TEXT, PDF, XMLDeprecation of TLS 1.1 for Email Submission and AccessL. Velvindron, S. FarrellMarch 2021Updates RFC 8314Proposed Standard
RFC 8998HTML, TEXT, PDF, XMLShangMi (SM) Cipher Suites for TLS 1.3P. YangMarch 2021    Informational
RFC 8841HTML, TEXT, PDF, XMLSession Description Protocol (SDP) Offer/Answer Procedures for Stream Control Transmission Protocol (SCTP) over Datagram Transport Layer Security (DTLS) TransportC. Holmberg, R. Shpount, S. Loreto, G. CamarilloJanuary 2021    Proposed Standard
RFC 8842HTML, TEXT, PDF, XMLSession Description Protocol (SDP) Offer/Answer Considerations for Datagram Transport Layer Security (DTLS) and Transport Layer Security (TLS)C. Holmberg, R. ShpountJanuary 2021Updates RFC 5763, RFC 7345Proposed Standard
RFC 8844HTML, TEXT, PDF, XMLUnknown Key-Share Attacks on Uses of TLS with the Session Description Protocol (SDP)M. Thomson, E. RescorlaJanuary 2021Updates RFC 8122Proposed Standard
RFC 8850HTML, TEXT, PDF, XMLControlling Multiple Streams for Telepresence (CLUE) Protocol Data ChannelC. HolmbergJanuary 2021    Experimental
RFC 8870HTML, TEXT, PDF, XMLEncrypted Key Transport for DTLS and Secure RTPC. Jennings, J. Mattsson, D. McGrew, D. Wing, F. AndreasenJanuary 2021    Proposed Standard
RFC 8879HTML, TEXT, PDF, XMLTLS Certificate CompressionA. Ghedini, V. VasilievDecember 2020    Proposed Standard
RFC 8940HTML, TEXT, PDF, XMLExtensible 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. DeKokOctober 2020Updates RFC 5247Proposed Standard
RFC 8937HTML, TEXT, PDF, XMLRandomness Improvements for Security ProtocolsC. Cremers, L. Garratt, S. Smyshlyaev, N. Sullivan, C. WoodOctober 2020    Informational
RFC 8902HTML, TEXT, PDF, XMLTLS Authentication Using Intelligent Transport System (ITS) CertificatesM. Msahli, Ed., N. Cam-Winget, Ed., W. Whyte, Ed., A. Serhrouchni, H. LabiodSeptember 2020    Experimental
RFC 8744HTML, TEXT, PDF, XMLIssues and Requirements for Server Name Identification (SNI) Encryption in TLSC. HuitemaJuly 2020    Informational
RFC 8773HTML, TEXT, PDF, XMLTLS 1.3 Extension for Certificate-Based Authentication with an External Pre-Shared KeyR. HousleyMarch 2020ErrataExperimental
RFC 8705HTML, TEXT, PDF, XMLOAuth 2.0 Mutual-TLS Client Authentication and Certificate-Bound Access TokensB. Campbell, J. Bradley, N. Sakimura, T. LodderstedtFebruary 2020    Proposed Standard
RFC 8737HTML, TEXT, PDF, XMLAutomated Certificate Management Environment (ACME) TLS Application-Layer Protocol Negotiation (ALPN) Challenge ExtensionR.B. ShoemakerFebruary 2020    Proposed Standard
RFC 8740HTML, TEXT, PDF, XMLUsing TLS 1.3 with HTTP/2D. BenjaminFebruary 2020Obsoleted by RFC 9113, Updates RFC 7540Proposed Standard
RFC 8734HTML, TEXT, PDF, XMLElliptic Curve Cryptography (ECC) Brainpool Curves for Transport Layer Security (TLS) Version 1.3L. Bruckert, J. Merkle, M. LochterFebruary 2020    Informational
RFC 8701HTML, TEXT, PDF, XMLApplying Generate Random Extensions And Sustain Extensibility (GREASE) to TLS ExtensibilityD. BenjaminJanuary 2020    Informational
RFC 8689HTML, TEXT, PDF, XMLSMTP Require TLS OptionJ. FentonNovember 2019ErrataProposed Standard
RFC 8672HTML, TEXT, PDF, XMLTLS Server Identity Pinning with TicketsY. Sheffer, D. MigaultOctober 2019    Experimental
RFC 8492ASCII, PDF, HTMLSecure Password Ciphersuites for Transport Layer Security (TLS)D. Harkins, Ed.February 2019ErrataInformational
RFC 8448ASCII, PDF, HTMLExample Handshake Traces for TLS 1.3M. ThomsonJanuary 2019ErrataInformational
RFC 8473ASCII, PDF, HTMLToken Binding over HTTPA. Popov, M. Nystroem, D. Balfanz, Ed., N. Harper, J. HodgesOctober 2018    Proposed Standard
RFC 8472ASCII, PDF, HTMLTransport Layer Security (TLS) Extension for Token Binding Protocol NegotiationA. Popov, Ed., M. Nystroem, D. BalfanzOctober 2018    Proposed Standard
RFC 8471ASCII, PDF, HTMLThe Token Binding Protocol Version 1.0A. Popov, Ed., M. Nystroem, D. Balfanz, J. HodgesOctober 2018    Proposed Standard
RFC 8460ASCII, PDF, HTMLSMTP TLS ReportingD. Margolis, A. Brotman, B. Ramakrishnan, J. Jones, M. RisherSeptember 2018ErrataProposed Standard
RFC 8461ASCII, PDF, HTMLSMTP MTA Strict Transport Security (MTA-STS)D. Margolis, M. Risher, B. Ramakrishnan, A. Brotman, J. JonesSeptember 2018ErrataProposed Standard
RFC 8470ASCII, PDF, HTMLUsing Early Data in HTTPM. Thomson, M. Nottingham, W. TarreauSeptember 2018    Proposed Standard
RFC 8442ASCII, PDF, HTMLECDHE_PSK with AES-GCM and AES-CCM Cipher Suites for TLS 1.2 and DTLS 1.2J. Mattsson, D. MigaultSeptember 2018    Proposed Standard
RFC 8446ASCII, PDF, HTML, HTML with inline errataThe Transport Layer Security (TLS) Protocol Version 1.3E. RescorlaAugust 2018Errata, Obsoletes RFC 5077, RFC 5246, RFC 6961, Updates RFC 5705, RFC 6066Proposed Standard
RFC 8447ASCII, PDF, HTMLIANA Registry Updates for TLS and DTLSJ. Salowey, S. TurnerAugust 2018Errata, Updates RFC 3749, RFC 4680, RFC 5077, RFC 5246, RFC 5705, RFC 5878, RFC 6520, RFC 7301Proposed Standard
RFC 8449ASCII, PDF, HTMLRecord Size Limit Extension for TLSM. ThomsonAugust 2018Updates RFC 6066Proposed Standard
RFC 8422ASCII, PDF, HTML, HTML with inline errataElliptic Curve Cryptography (ECC) Cipher Suites for Transport Layer Security (TLS) Versions 1.2 and EarlierY. Nir, S. Josefsson, M. Pegourie-GonnardAugust 2018Errata, Obsoletes RFC 4492, Updated by RFC 8996Proposed Standard
RFC 8310ASCII, PDF, HTMLUsage Profiles for DNS over TLS and DNS over DTLSS. Dickinson, D. Gillmor, T. ReddyMarch 2018Updates RFC 7858Proposed Standard
RFC 8323ASCII, PDF, HTMLCoAP (Constrained Application Protocol) over TCP, TLS, and WebSocketsC. Bormann, S. Lemay, H. Tschofenig, K. Hartke, B. Silverajan, B. Raymor, Ed.February 2018Updates RFC 7641, RFC 7959, Updated by RFC 8974Proposed Standard
RFC 8314ASCII, PDF, HTMLCleartext Considered Obsolete: Use of Transport Layer Security (TLS) for Email Submission and AccessK. Moore, C. NewmanJanuary 2018Errata, Updates RFC 1939, RFC 2595, RFC 3501, RFC 5068, RFC 6186, RFC 6409, Updated by RFC 8997Proposed Standard
RFC 8261ASCII, PDF, HTMLDatagram Transport Layer Security (DTLS) Encapsulation of SCTP PacketsM. Tuexen, R. Stewart, R. Jesup, S. LoretoNovember 2017Updated by RFC 8899, RFC 8996Proposed Standard
RFC 8253ASCII, PDF, HTMLPCEPS: Usage of TLS to Provide a Secure Transport for the Path Computation Element Communication Protocol (PCEP)D. Lopez, O. Gonzalez de Dios, Q. Wu, D. DhodyOctober 2017Errata, Updates RFC 5440Proposed Standard
RFC 8269ASCII, PDF, HTMLThe ARIA Algorithm and Its Use with the Secure Real-Time Transport Protocol (SRTP)W. Kim, J. Lee, J. Park, D. Kwon, D. KimOctober 2017    Informational
RFC 8143ASCII, PDF, HTMLUsing Transport Layer Security (TLS) with Network News Transfer Protocol (NNTP)J. ElieApril 2017Updates RFC 4642Proposed Standard
RFC 8122ASCII, PDF, HTML, HTML with inline errataConnection-Oriented Media Transport over the Transport Layer Security (TLS) Protocol in the Session Description Protocol (SDP)J. Lennox, C. HolmbergMarch 2017Errata, Obsoletes RFC 4572, Updated by RFC 8844Proposed Standard
RFC 8095ASCII, PDF, HTML, HTML with inline errataServices Provided by IETF Transport Protocols and Congestion Control MechanismsG. Fairhurst, Ed., B. Trammell, Ed., M. Kuehlewind, Ed.March 2017ErrataInformational
RFC 8094ASCII, PDF, HTMLDNS over Datagram Transport Layer Security (DTLS)T. Reddy, D. Wing, P. PatilFebruary 2017    Experimental
RFC 7983ASCII, PDF, HTMLMultiplexing Scheme Updates for Secure Real-time Transport Protocol (SRTP) Extension for Datagram Transport Layer Security (DTLS)M. Petit-Huguenin, G. SalgueiroSeptember 2016Updates RFC 5764, Updated by RFC 9443Proposed Standard
RFC 7919ASCII, PDF, HTML, HTML with inline errataNegotiated Finite Field Diffie-Hellman Ephemeral Parameters for Transport Layer Security (TLS)D. GillmorAugust 2016Errata, Updates RFC 2246, RFC 4346, RFC 4492, RFC 5246Proposed Standard
RFC 7918ASCII, PDF, HTMLTransport Layer Security (TLS) False StartA. Langley, N. Modadugu, B. MoellerAugust 2016    Informational
RFC 7924ASCII, PDF, HTMLTransport Layer Security (TLS) Cached Information ExtensionS. Santesson, H. TschofenigJuly 2016    Proposed Standard
RFC 7925ASCII, PDF, HTMLTransport Layer Security (TLS) / Datagram Transport Layer Security (DTLS) Profiles for the Internet of ThingsH. Tschofenig, Ed., T. FossatiJuly 2016    Proposed Standard
RFC 7905ASCII, PDF, HTMLChaCha20-Poly1305 Cipher Suites for Transport Layer Security (TLS)A. Langley, W. Chang, N. Mavrogiannopoulos, J. Strombergson, S. JosefssonJune 2016Errata, Updates RFC 5246, RFC 6347Proposed Standard
RFC 7879ASCII, PDF, HTMLDTLS-SRTP Handling in SIP Back-to-Back User AgentsR. Ravindranath, T. Reddy, G. Salgueiro, V. Pascual, P. RavindranMay 2016    Proposed Standard
RFC 7858ASCII, PDF, HTMLSpecification for DNS over Transport Layer Security (TLS)Z. Hu, L. Zhu, J. Heidemann, A. Mankin, D. Wessels, P. HoffmanMay 2016Errata, Updated by RFC 8310Proposed Standard
RFC 7836ASCII, PDF, HTML, HTML with inline errataGuidelines on the Cryptographic Algorithms to Accompany the Usage of Standards GOST R 34.10-2012 and GOST R 34.11-2012S. Smyshlyaev, Ed., E. Alekseev, I. Oshkin, V. Popov, S. Leontiev, V. Podobaev, D. BelyavskyMarch 2016ErrataInformational
RFC 7817ASCII, PDF, HTMLUpdated Transport Layer Security (TLS) Server Identity Check Procedure for Email-Related ProtocolsA. MelnikovMarch 2016Updates RFC 2595, RFC 3207, RFC 3501, RFC 5804Proposed Standard
RFC 7685ASCII, PDF, HTMLA Transport Layer Security (TLS) ClientHello Padding ExtensionA. LangleyOctober 2015Updates RFC 5246Proposed Standard
RFC 7585ASCII, PDF, HTMLDynamic Peer Discovery for RADIUS/TLS and RADIUS/DTLS Based on the Network Access Identifier (NAI)S. Winter, M. McCauleyOctober 2015ErrataExperimental
RFC 7673ASCII, PDF, HTMLUsing DNS-Based Authentication of Named Entities (DANE) TLSA Records with SRV RecordsT. Finch, M. Miller, P. Saint-AndreOctober 2015    Proposed Standard
RFC 7672ASCII, PDF, HTML, HTML with inline errataSMTP Security via Opportunistic DNS-Based Authentication of Named Entities (DANE) Transport Layer Security (TLS)V. Dukhovni, W. HardakerOctober 2015ErrataProposed Standard
RFC 7671ASCII, PDF, HTMLThe DNS-Based Authentication of Named Entities (DANE) Protocol: Updates and Operational GuidanceV. Dukhovni, W. HardakerOctober 2015Updates RFC 6698Proposed Standard
RFC 7633ASCII, PDF, HTMLX.509v3 Transport Layer Security (TLS) Feature ExtensionP. Hallam-BakerOctober 2015ErrataProposed Standard
RFC 7627ASCII, PDF, HTMLTransport Layer Security (TLS) Session Hash and Extended Master Secret ExtensionK. Bhargavan, Ed., A. Delignat-Lavaud, A. Pironti, A. Langley, M. RaySeptember 2015Updates RFC 5246Proposed Standard
RFC 7562ASCII, PDF, HTMLTransport Layer Security (TLS) Authorization Using Digital Transmission Content Protection (DTCP) CertificatesD. ThakoreJuly 2015Updated by RFC 8996Informational
RFC 7568ASCII, PDF, HTMLDeprecating Secure Sockets Layer Version 3.0R. Barnes, M. Thomson, A. Pironti, A. LangleyJune 2015Errata, Updates RFC 5246, Updated by RFC 8996Proposed Standard
RFC 7589ASCII, PDF, HTMLUsing the NETCONF Protocol over Transport Layer Security (TLS) with Mutual X.509 AuthenticationM. Badra, A. Luchuk, J. SchoenwaelderJune 2015Obsoletes RFC 5539Proposed Standard
RFC 7590ASCII, PDF, HTMLUse of Transport Layer Security (TLS) in the Extensible Messaging and Presence Protocol (XMPP)P. Saint-Andre, T. AlkemadeJune 2015Updates RFC 6120Proposed Standard
RFC 7525ASCII, PDF, HTML, HTML with inline errataRecommendations for Secure Use of Transport Layer Security (TLS) and Datagram Transport Layer Security (DTLS)Y. Sheffer, R. Holz, P. Saint-AndreMay 2015Errata, Obsoleted by RFC 9325, Updated by RFC 8996Best Current Practice
RFC 7507ASCII, PDF, HTMLTLS Fallback Signaling Cipher Suite Value (SCSV) for Preventing Protocol Downgrade AttacksB. Moeller, A. LangleyApril 2015Obsoleted by RFC 8996, Updates RFC 2246, RFC 4346, RFC 4347, RFC 5246, RFC 6347Proposed Standard
RFC 7465ASCII, PDF, HTMLProhibiting RC4 Cipher SuitesA. PopovFebruary 2015Updates RFC 5246, RFC 4346, RFC 2246, Updated by RFC 8996Proposed Standard
RFC 7457ASCII, PDF, HTML, HTML with inline errataSummarizing Known Attacks on Transport Layer Security (TLS) and Datagram TLS (DTLS)Y. Sheffer, R. Holz, P. Saint-AndreFebruary 2015ErrataInformational
RFC 7366ASCII, PDF, HTML, HTML with inline errataEncrypt-then-MAC for Transport Layer Security (TLS) and Datagram Transport Layer Security (DTLS)P. GutmannSeptember 2014ErrataProposed Standard
RFC 7360ASCII, PDF, HTMLDatagram Transport Layer Security (DTLS) as a Transport Layer for RADIUSA. DeKokSeptember 2014    Experimental
RFC 7350ASCII, PDF, HTMLDatagram Transport Layer Security (DTLS) as Transport for Session Traversal Utilities for NAT (STUN)M. Petit-Huguenin, G. SalgueiroAugust 2014Updates RFC 5389, RFC 5928Proposed Standard
RFC 7345ASCII, PDF, HTMLUDP Transport Layer (UDPTL) over Datagram Transport Layer Security (DTLS)C. Holmberg, I. Sedlacek, G. SalgueiroAugust 2014Updated by RFC 8842Proposed Standard
RFC 7194ASCII, PDF, HTMLDefault Port for Internet Relay Chat (IRC) via TLS/SSLR. HartmannAugust 2014Updates RFC 1459Informational
RFC 7301ASCII, PDF, HTMLTransport Layer Security (TLS) Application-Layer Protocol Negotiation ExtensionS. Friedl, A. Popov, A. Langley, E. StephanJuly 2014Errata, Updated by RFC 8447Proposed Standard
RFC 7250ASCII, PDF, HTMLUsing 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. KivinenJune 2014ErrataProposed Standard
RFC 7251ASCII, PDF, HTMLAES-CCM Elliptic Curve Cryptography (ECC) Cipher Suites for TLSD. McGrew, D. Bailey, M. Campagna, R. DugalJune 2014    Informational
RFC 7027ASCII, PDF, HTMLElliptic Curve Cryptography (ECC) Brainpool Curves for Transport Layer Security (TLS)J. Merkle, M. LochterOctober 2013Errata, Updates RFC 4492Informational
RFC 6961ASCII, PDF, HTMLThe Transport Layer Security (TLS) Multiple Certificate Status Request ExtensionY. PettersenJune 2013Errata, Obsoleted by RFC 8446Proposed Standard
RFC 6962ASCII, PDF, HTML, HTML with inline errataCertificate TransparencyB. Laurie, A. Langley, E. KasperJune 2013Errata, Obsoleted by RFC 9162Experimental
RFC 6876ASCII, PDF, HTMLA Posture Transport Protocol over TLS (PT-TLS)P. Sangster, N. Cam-Winget, J. SaloweyFebruary 2013    Proposed Standard
RFC 6797ASCII, PDF, HTMLHTTP Strict Transport Security (HSTS)J. Hodges, C. Jackson, A. BarthNovember 2012ErrataProposed Standard
RFC 6698ASCII, PDF, HTMLThe DNS-Based Authentication of Named Entities (DANE) Transport Layer Security (TLS) Protocol: TLSAP. Hoffman, J. SchlyterAugust 2012Errata, Updated by RFC 7218, RFC 7671, RFC 8749Proposed Standard
RFC 6655ASCII, PDF, HTML, HTML with inline errataAES-CCM Cipher Suites for Transport Layer Security (TLS)D. McGrew, D. BaileyJuly 2012ErrataProposed Standard
RFC 6614ASCII, PDF, HTMLTransport Layer Security (TLS) Encryption for RADIUSS. Winter, M. McCauley, S. Venaas, K. WierengaMay 2012Updated by RFC 8996Experimental
RFC 6546ASCII, PDF, HTML, HTML with inline errataTransport of Real-time Inter-network Defense (RID) Messages over HTTP/TLSB. TrammellApril 2012Errata, Obsoletes RFC 6046Proposed Standard
RFC 6520ASCII, PDF, HTML, HTML with inline errataTransport Layer Security (TLS) and Datagram Transport Layer Security (DTLS) Heartbeat ExtensionR. Seggelmann, M. Tuexen, M. WilliamsFebruary 2012Errata, Updated by RFC 8447Proposed Standard
RFC 6347ASCII, PDF, HTMLDatagram Transport Layer Security Version 1.2E. Rescorla, N. ModaduguJanuary 2012Errata, Obsoletes RFC 4347, Obsoleted by RFC 9147, Updated by RFC 7507, RFC 7905, RFC 8996, RFC 9146Proposed Standard
RFC 6358ASCII, PDF, HTMLAdditional Master Secret Inputs for TLSP. HoffmanJanuary 2012    Experimental
RFC 6460ASCII, PDF, HTML, HTML with inline errataSuite B Profile for Transport Layer Security (TLS)M. Salter, R. HousleyJanuary 2012Errata, Obsoletes RFC 5430, Updated by RFC 8996Historic (changed from Informational July 2018)
RFC 6394ASCII, PDF, HTMLUse Cases and Requirements for DNS-Based Authentication of Named Entities (DANE)R. BarnesOctober 2011    Informational
RFC 6367ASCII, PDF, HTML, HTML with inline errataAddition of the Camellia Cipher Suites to Transport Layer Security (TLS)S. Kanno, M. KandaSeptember 2011Errata, Updated by RFC 8996Informational
RFC 6353 part of STD 78

ASCII, PDF, HTMLTransport Layer Security (TLS) Transport Model for the Simple Network Management Protocol (SNMP)W. HardakerJuly 2011Obsoletes RFC 5953, Updated by RFC 8996, RFC 9456Internet Standard (changed from Draft Standard February 2014)
RFC 6251ASCII, PDF, HTMLUsing Kerberos Version 5 over the Transport Layer Security (TLS) ProtocolS. JosefssonMay 2011    Informational
RFC 6209ASCII, PDF, HTMLAddition of the ARIA Cipher Suites to Transport Layer Security (TLS)W. Kim, J. Lee, J. Park, D. KwonApril 2011    Informational
RFC 6125ASCII, PDF, HTMLRepresentation and Verification of Domain-Based Application Service Identity within Internet Public Key Infrastructure Using X.509 (PKIX) Certificates in the Context of Transport Layer Security (TLS)P. Saint-Andre, J. HodgesMarch 2011Errata, Obsoleted by RFC 9525Proposed Standard
RFC 6135ASCII, PDF, HTMLAn Alternative Connection Model for the Message Session Relay Protocol (MSRP)C. Holmberg, S. BlauFebruary 2011    Proposed Standard
RFC 6091ASCII, PDF, HTMLUsing OpenPGP Keys for Transport Layer Security (TLS) AuthenticationN. Mavrogiannopoulos, D. GillmorFebruary 2011Obsoletes RFC 5081Informational
RFC 6084ASCII, PDF, HTMLGeneral Internet Signaling Transport (GIST) over Stream Control Transmission Protocol (SCTP) and Datagram Transport Layer Security (DTLS)X. Fu, C. Dickmann, J. CrowcroftJanuary 2011Updated by RFC 8996Experimental
RFC 6083ASCII, PDF, HTMLDatagram Transport Layer Security (DTLS) for Stream Control Transmission Protocol (SCTP)M. Tuexen, R. Seggelmann, E. RescorlaJanuary 2011Errata, Updated by RFC 8996Proposed Standard
RFC 6066ASCII, PDF, HTML, HTML with inline errataTransport Layer Security (TLS) Extensions: Extension DefinitionsD. Eastlake 3rdJanuary 2011Errata, Obsoletes RFC 4366, Updated by RFC 8446, RFC 8449, RFC 9325Proposed Standard
RFC 6042ASCII, PDF, HTMLTransport Layer Security (TLS) Authorization Using KeyNoteA. KeromytisOctober 2010Updated by RFC 8996Informational
RFC 6012ASCII, PDF, HTMLDatagram Transport Layer Security (DTLS) Transport Mapping for SyslogJ. Salowey, T. Petch, R. Gerhards, H. FengOctober 2010Updated by RFC 8996Proposed Standard
RFC 5953ASCII, PDF, HTMLTransport Layer Security (TLS) Transport Model for the Simple Network Management Protocol (SNMP)W. HardakerAugust 2010Errata, Obsoleted by RFC 6353, Updated by RFC 8996Proposed Standard
RFC 5929ASCII, PDF, HTMLChannel Bindings for TLSJ. Altman, N. Williams, L. ZhuJuly 2010Updated by RFC 9266Proposed Standard
RFC 5932ASCII, PDF, HTMLCamellia Cipher Suites for TLSA. Kato, M. Kanda, S. KannoJune 2010Obsoletes RFC 4132Proposed Standard
RFC 5923ASCII, PDF, HTMLConnection Reuse in the Session Initiation Protocol (SIP)V. Gurbani, Ed., R. Mahy, B. TateJune 2010ErrataProposed Standard
RFC 5922ASCII, PDF, HTMLDomain Certificates in the Session Initiation Protocol (SIP)V. Gurbani, S. Lawrence, A. JeffreyJune 2010Updates RFC 3261Proposed Standard
RFC 5764ASCII, PDF, HTML, HTML with inline errataDatagram Transport Layer Security (DTLS) Extension to Establish Keys for the Secure Real-time Transport Protocol (SRTP)D. McGrew, E. RescorlaMay 2010Errata, Updated by RFC 7983, RFC 9443Proposed Standard
RFC 5763ASCII, PDF, HTMLFramework for Establishing a Secure Real-time Transport Protocol (SRTP) Security Context Using Datagram Transport Layer Security (DTLS)J. Fischl, H. Tschofenig, E. RescorlaMay 2010Errata, Updated by RFC 8842Proposed Standard
RFC 5878ASCII, PDF, HTML, HTML with inline errataTransport Layer Security (TLS) Authorization ExtensionsM. Brown, R. HousleyMay 2010Errata, Updates RFC 5246, Updated by RFC 8447, RFC 8996Experimental
RFC 5705ASCII, PDF, HTMLKeying Material Exporters for Transport Layer Security (TLS)E. RescorlaMarch 2010Errata, Updated by RFC 8446, RFC 8447Proposed Standard
RFC 5746ASCII, PDF, HTMLTransport Layer Security (TLS) Renegotiation Indication ExtensionE. Rescorla, M. Ray, S. Dispensa, N. OskovFebruary 2010Updates RFC 5246, RFC 4366, RFC 4347, RFC 4346, RFC 2246Proposed Standard
RFC 5630ASCII, PDF, HTMLThe Use of the SIPS URI Scheme in the Session Initiation Protocol (SIP)F. AudetOctober 2009Updates RFC 3261, RFC 3608Proposed Standard
RFC 5734 part of STD 69

ASCII, PDF, HTMLExtensible Provisioning Protocol (EPP) Transport over TCPS. HollenbeckAugust 2009Errata, Obsoletes RFC 4934, Updated by RFC 8996Internet Standard
RFC 5539ASCII, PDF, HTMLNETCONF over Transport Layer Security (TLS)M. BadraMay 2009Obsoleted by RFC 7589Proposed Standard
RFC 5430ASCII, PDF, HTMLSuite B Profile for Transport Layer Security (TLS)M. Salter, E. Rescorla, R. HousleyMarch 2009Obsoleted by RFC 6460Historic (changed from Informational July 2018)
RFC 5489ASCII, PDF, HTMLECDHE_PSK Cipher Suites for Transport Layer Security (TLS)M. Badra, I. HajjehMarch 2009    Informational
RFC 5425ASCII, PDF, HTMLTransport Layer Security (TLS) Transport Mapping for SyslogF. Miao, Ed., Y. Ma, Ed., J. Salowey, Ed.March 2009ErrataProposed Standard
RFC 5487ASCII, PDF, HTMLPre-Shared Key Cipher Suites for TLS with SHA-256/384 and AES Galois Counter ModeM. BadraMarch 2009    Proposed Standard
RFC 5469ASCII, PDF, HTMLDES and IDEA Cipher Suites for Transport Layer Security (TLS)P. Eronen, Ed.February 2009Obsoleted by RFC 8996Historic (changed from Informational January 2021)
RFC 5288ASCII, PDF, HTML, HTML with inline errataAES Galois Counter Mode (GCM) Cipher Suites for TLSJ. Salowey, A. Choudhury, D. McGrewAugust 2008Errata, Updated by RFC 9325Proposed Standard
RFC 5289ASCII, PDF, HTMLTLS Elliptic Curve Cipher Suites with SHA-256/384 and AES Galois Counter Mode (GCM)E. RescorlaAugust 2008    Proposed Standard (changed from Informational March 2017)
RFC 5246ASCII, PDF, HTML, HTML with inline errataThe Transport Layer Security (TLS) Protocol Version 1.2T. Dierks, E. RescorlaAugust 2008Errata, 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 9155Proposed Standard
RFC 5281ASCII, PDF, HTML, HTML with inline errataExtensible Authentication Protocol Tunneled Transport Layer Security Authenticated Protocol Version 0 (EAP-TTLSv0)P. Funk, S. Blake-WilsonAugust 2008Errata, Updated by RFC 8996, RFC 9427Informational
RFC 5238ASCII, PDF, HTMLDatagram Transport Layer Security (DTLS) over the Datagram Congestion Control Protocol (DCCP)T. PhelanMay 2008Updated by RFC 8996Proposed Standard
RFC 5216ASCII, PDF, HTML, HTML with inline errataThe EAP-TLS Authentication ProtocolD. Simon, B. Aboba, R. HurstMarch 2008Errata, Obsoletes RFC 2716, Updated by RFC 8996, RFC 9190Proposed Standard
RFC 5077ASCII, PDF, HTMLTransport Layer Security (TLS) Session Resumption without Server-Side StateJ. Salowey, H. Zhou, P. Eronen, H. TschofenigJanuary 2008Errata, Obsoletes RFC 4507, Obsoleted by RFC 8446, Updated by RFC 8447Proposed Standard
RFC 5114ASCII, PDF, HTMLAdditional Diffie-Hellman Groups for Use with IETF StandardsM. Lepinski, S. KentJanuary 2008    Informational
RFC 5054ASCII, PDF, HTML, HTML with inline errataUsing the Secure Remote Password (SRP) Protocol for TLS AuthenticationD. Taylor, T. Wu, N. Mavrogiannopoulos, T. PerrinNovember 2007Errata, Updated by RFC 8996Informational
RFC 5081ASCII, PDF, HTMLUsing OpenPGP Keys for Transport Layer Security (TLS) AuthenticationN. MavrogiannopoulosNovember 2007Obsoleted by RFC 6091Experimental
RFC 5027ASCII, PDF, HTMLSecurity Preconditions for Session Description Protocol (SDP) Media StreamsF. Andreasen, D. WingOctober 2007Updates RFC 3312Proposed Standard
RFC 5018ASCII, PDF, HTMLConnection Establishment in the Binary Floor Control Protocol (BFCP)G. CamarilloSeptember 2007Updated by RFC 8996Proposed Standard
RFC 4934ASCII, PDF, HTMLExtensible Provisioning Protocol (EPP) Transport Over TCPS. HollenbeckMay 2007Obsoletes RFC 3734, Obsoleted by RFC 5734Draft Standard
RFC 4785ASCII, PDF, HTMLPre-Shared Key (PSK) Ciphersuites with NULL Encryption for Transport Layer Security (TLS)U. Blumenthal, P. GoelJanuary 2007Updated by RFC 8996Proposed Standard
RFC 4642ASCII, PDF, HTMLUsing Transport Layer Security (TLS) with Network News Transfer Protocol (NNTP)K. Murchison, J. Vinocur, C. NewmanOctober 2006Errata, Updated by RFC 8143, RFC 8996Proposed Standard
RFC 4680ASCII, PDF, HTMLTLS Handshake Message for Supplemental DataS. SantessonOctober 2006Updates RFC 4346, Updated by RFC 8447, RFC 8996Proposed Standard
RFC 4681ASCII, PDF, HTMLTLS User Mapping ExtensionS. Santesson, A. Medvinsky, J. BallOctober 2006Updates RFC 4346, Updated by RFC 8996Proposed Standard
RFC 4572ASCII, PDF, HTMLConnection-Oriented Media Transport over the Transport Layer Security (TLS) Protocol in the Session Description Protocol (SDP)J. LennoxJuly 2006Obsoleted by RFC 8122, Updates RFC 4145Proposed Standard
RFC 4511ASCII, PDF, HTML, HTML with inline errataLightweight Directory Access Protocol (LDAP): The ProtocolJ. Sermersheim, Ed.June 2006Errata, Obsoletes RFC 2251, RFC 2830, RFC 3771Proposed Standard
RFC 4513ASCII, PDF, HTML, HTML with inline errataLightweight Directory Access Protocol (LDAP): Authentication Methods and Security MechanismsR. Harrison, Ed.June 2006Errata, Obsoletes RFC 2251, RFC 2829, RFC 2830, Updated by RFC 8996Proposed Standard
RFC 4492ASCII, PDF, HTML, HTML with inline errataElliptic Curve Cryptography (ECC) Cipher Suites for Transport Layer Security (TLS)S. Blake-Wilson, N. Bolyard, V. Gupta, C. Hawk, B. MoellerMay 2006Errata, Obsoleted by RFC 8422, Updated by RFC 5246, RFC 7027, RFC 7919Informational
RFC 4507ASCII, PDF, HTMLTransport Layer Security (TLS) Session Resumption without Server-Side StateJ. Salowey, H. Zhou, P. Eronen, H. TschofenigMay 2006Obsoleted by RFC 5077Proposed Standard
RFC 4346ASCII, PDF, HTML, HTML with inline errataThe Transport Layer Security (TLS) Protocol Version 1.1T. Dierks, E. RescorlaApril 2006Errata, Obsoletes RFC 2246, Obsoleted by RFC 5246, Updated by RFC 4366, RFC 4680, RFC 4681, RFC 5746, RFC 6176, RFC 7465, RFC 7507, RFC 7919Historic (changed from Proposed Standard January 2021)
RFC 4366ASCII, PDF, HTMLTransport Layer Security (TLS) ExtensionsS. Blake-Wilson, M. Nystrom, D. Hopwood, J. Mikkelsen, T. WrightApril 2006Errata, Obsoletes RFC 3546, Obsoleted by RFC 5246, RFC 6066, Updates RFC 4346, Updated by RFC 5746Proposed Standard
RFC 4347ASCII, PDF, HTMLDatagram Transport Layer SecurityE. Rescorla, N. ModaduguApril 2006Errata, Obsoleted by RFC 6347, Updated by RFC 5746, RFC 7507Historic (changed from Proposed Standard January 2021)
RFC 4261ASCII, PDF, HTMLCommon Open Policy Service (COPS) Over Transport Layer Security (TLS)J. Walker, A. Kulkarni, Ed.December 2005Updates RFC 2748, Updated by RFC 8996Proposed Standard
RFC 4279ASCII, PDF, HTMLPre-Shared Key Ciphersuites for Transport Layer Security (TLS)P. Eronen, Ed., H. Tschofenig, Ed.December 2005Updated by RFC 8996Proposed Standard
RFC 4169ASCII, PDF, HTMLHypertext Transfer Protocol (HTTP) Digest Authentication Using Authentication and Key Agreement (AKA) Version-2V. Torvinen, J. Arkko, M. NaslundNovember 2005    Informational
RFC 4217ASCII, PDF, HTML, HTML with inline errataSecuring FTP with TLSP. Ford-HutchinsonOctober 2005Errata, Updated by RFC 8996Proposed Standard
RFC 4162ASCII, PDF, HTMLAddition of SEED Cipher Suites to Transport Layer Security (TLS)H.J. Lee, J.H. Yoon, J.I. LeeAugust 2005Updated by RFC 8996Proposed Standard
RFC 4132ASCII, PDF, HTMLAddition of Camellia Cipher Suites to Transport Layer Security (TLS)S. Moriai, A. Kato, M. KandaJuly 2005Obsoleted by RFC 5932Proposed Standard
RFC 3943ASCII, PDF, HTML Transport Layer Security (TLS) Protocol Compression Using Lempel-Ziv-Stac (LZS) R. FriendNovember 2004Updated by RFC 8996Informational
RFC 3749ASCII, PDF, HTMLTransport Layer Security Protocol Compression Methods S. HollenbeckMay 2004Updated by RFC 8447, RFC 8996Proposed Standard
RFC 3734ASCII, PDF, HTML Extensible Provisioning Protocol (EPP) Transport Over TCP S. HollenbeckMarch 2004Obsoleted by RFC 4934Proposed Standard
RFC 3546ASCII, PDF, HTML Transport Layer Security (TLS) Extensions S. Blake-Wilson, M. Nystrom, D. Hopwood, J. Mikkelsen, T. WrightJune 2003Obsoleted by RFC 4366, Updates RFC 2246Proposed Standard
RFC 3436ASCII, PDF, HTML Transport Layer Security over Stream Control Transmission Protocol A. Jungmaier, E. Rescorla, M. TuexenDecember 2002Updated by RFC 8996Proposed Standard
RFC 3268ASCII, PDF, HTML Advanced Encryption Standard (AES) Ciphersuites for Transport Layer Security (TLS) P. ChownJune 2002Obsoleted by RFC 5246Proposed Standard
RFC 3207ASCII, PDF, HTML, HTML with inline errata SMTP Service Extension for Secure SMTP over Transport Layer Security P. HoffmanFebruary 2002Errata, Obsoletes RFC 2487, Updated by RFC 7817Proposed Standard
RFC 2830ASCII, PDF, HTML Lightweight Directory Access Protocol (v3): Extension for Transport Layer Security J. Hodges, R. Morgan, M. WahlMay 2000Obsoleted by RFC 4511, RFC 4513, RFC 4510, Updated by RFC 3377Proposed Standard
RFC 2817ASCII, PDF, HTML, HTML with inline errata Upgrading to TLS Within HTTP/1.1 R. Khare, S. LawrenceMay 2000Errata, Updates RFC 2616, Updated by RFC 7230, RFC 7231Proposed Standard
RFC 2818ASCII, PDF, HTML HTTP Over TLS E. RescorlaMay 2000Errata, Obsoleted by RFC 9110, Updated by RFC 5785, RFC 7230Informational
RFC 2716ASCII, PDF, HTML PPP EAP TLS Authentication Protocol B. Aboba, D. SimonOctober 1999Obsoleted by RFC 5216Experimental
RFC 2712ASCII, PDF, HTML Addition of Kerberos Cipher Suites to Transport Layer Security (TLS) A. Medvinsky, M. HurOctober 1999ErrataProposed Standard
RFC 2595ASCII, PDF, HTML Using TLS with IMAP, POP3 and ACAP C. NewmanJune 1999Errata, Updated by RFC 4616, RFC 7817, RFC 8314Proposed Standard
RFC 2246ASCII, PDF, HTML The TLS Protocol Version 1.0 T. Dierks, C. AllenJanuary 1999Errata, Obsoleted by RFC 4346, Updated by RFC 3546, RFC 5746, RFC 6176, RFC 7465, RFC 7507, RFC 7919Historic (changed from Proposed Standard January 2021)
RFC 2487ASCII, PDF, HTML SMTP Service Extension for Secure SMTP over TLS P. HoffmanJanuary 1999Obsoleted by RFC 3207Proposed Standard