RFC Number (or Subseries Number):
Title/Keyword:    
Show Abstract  Show Keywords






Any
Standards Track :: 
Best Current Practice
Informational
Experimental
Historic
Unknown
WG Acronym:
Author (surname):
Abstract contains:

190 results ( Show  25  | All )

NumberFilesTitleAuthorsDateMore InfoStatus
RFC 1341ASCII, PDF, PS, PDF with Images, HTML MIME (Multipurpose Internet Mail Extensions): Mechanisms for Specifying and Describing the Format of Internet Message Bodies N. Borenstein, N. FreedJune 1992Obsoleted by RFC 1521Proposed Standard
RFC 1344ASCII, PDF, PS, PDF with Images, HTML Implications of MIME for Internet Mail Gateways N. BorensteinJune 1992    Informational
RFC 1426ASCII, PDF, HTML SMTP Service Extension for 8bit-MIMEtransport J. Klensin, WG Chair, N. Freed, Ed., M. Rose, E. Stefferud, D. CrockerFebruary 1993Obsoleted by RFC 1652Proposed Standard
RFC 1428ASCII, PDF, HTML Transition of Internet Mail from Just-Send-8 to 8bit-SMTP/MIME G. VaudreuilFebruary 1993    Informational
RFC 1437ASCII, PDF, HTML The Extension of MIME Content-Types to a New Medium N. Borenstein, M. Linimon1 April 1993    Informational
RFC 1496ASCII, PDF, HTML Rules for downgrading messages from X.400/88 to X.400/84 when MIME content-types are present in the messages H. Alvestrand, J. Romaguera, K. JordanAugust 1993    Historic (changed from Proposed Standard March 2006)
RFC 1521ASCII, PDF, PS, PDF with Images, HTML MIME (Multipurpose Internet Mail Extensions) Part One: Mechanisms for Specifying and Describing the Format of Internet Message Bodies N. Borenstein, N. FreedSeptember 1993Obsoletes RFC 1341, Obsoleted by RFC 2045, RFC 2046, RFC 2047, RFC 2048, RFC 2049, Updated by RFC 1590Draft Standard
RFC 1522ASCII, PDF, HTML MIME (Multipurpose Internet Mail Extensions) Part Two: Message Header Extensions for Non-ASCII Text K. MooreSeptember 1993Errata, Obsoletes RFC 1342, Obsoleted by RFC 2045, RFC 2046, RFC 2047, RFC 2048, RFC 2049Draft Standard
RFC 1523ASCII, PDF, HTML The text/enriched MIME Content-type N. BorensteinSeptember 1993Obsoleted by RFC 1563, RFC 1896Informational
RFC 1524ASCII, PDF, HTML A User Agent Configuration Mechanism For Multimedia Mail Format Information N. BorensteinSeptember 1993ErrataInformational
RFC 1544ASCII, PDF, HTML The Content-MD5 Header Field M. RoseNovember 1993Obsoleted by RFC 1864Proposed Standard
RFC 1556ASCII, PDF, HTML Handling of Bi-directional Texts in MIME H. NussbacherDecember 1993    Informational
RFC 1563ASCII, PDF, PS, PDF with Images, HTML The text/enriched MIME Content-type N. BorensteinJanuary 1994Obsoletes RFC 1523, Obsoleted by RFC 1896Informational
RFC 1641ASCII, PDF, PS, PDF with Images, HTML Using Unicode with MIME D. Goldsmith, M. DavisJuly 1994    Experimental
RFC 1652ASCII, PDF, HTML SMTP Service Extension for 8bit-MIMEtransport J. Klensin, N. Freed, M. Rose, E. Stefferud, D. CrockerJuly 1994Obsoletes RFC 1426, Obsoleted by RFC 6152Draft Standard
RFC 1740ASCII, PDF, HTML MIME Encapsulation of Macintosh Files - MacMIME P. Faltstrom, D. Crocker, E. FairDecember 1994    Proposed Standard
RFC 1741ASCII, PDF, HTML MIME Content Type for BinHex Encoded Files P. Faltstrom, D. Crocker, E. FairDecember 1994    Informational
RFC 1767ASCII, PDF, HTML MIME Encapsulation of EDI Objects D. CrockerMarch 1995    Proposed Standard
RFC 1806ASCII, PDF, HTML Communicating Presentation Information in Internet Messages: The Content-Disposition Header R. Troost, S. DornerJune 1995Obsoleted by RFC 2183Experimental
RFC 1820ASCII, PDF, HTML Multimedia E-mail (MIME) User Agent Checklist E. HuizerAugust 1995Obsoleted by RFC 1844Informational
RFC 1830ASCII, PDF, HTML SMTP Service Extensions for Transmission of Large and Binary MIME Messages G. VaudreuilAugust 1995Obsoleted by RFC 3030Experimental
RFC 1844ASCII, PDF, HTML Multimedia E-mail (MIME) User Agent Checklist E. HuizerAugust 1995Obsoletes RFC 1820Informational
RFC 1847ASCII, PDF, HTML Security Multiparts for MIME: Multipart/Signed and Multipart/Encrypted J. Galvin, S. Murphy, S. Crocker, N. FreedOctober 1995    Proposed Standard
RFC 1848ASCII, PDF, HTML MIME Object Security Services S. Crocker, N. Freed, J. Galvin, S. MurphyOctober 1995    Historic (changed from Proposed Standard March 2006)
RFC 1864ASCII, PDF, HTML The Content-MD5 Header Field J. Myers, M. RoseOctober 1995Obsoletes RFC 1544Draft Standard
RFC 1867ASCII, PDF, HTML Form-based File Upload in HTML E. Nebel, L. MasinterNovember 1995Errata, Obsoleted by RFC 2854Historic (changed from Experimental)
RFC 1872ASCII, PDF, HTML The MIME Multipart/Related Content-type E. LevinsonDecember 1995Obsoleted by RFC 2112Experimental
RFC 1892ASCII, PDF, HTML The Multipart/Report Content Type for the Reporting of Mail System Administrative Messages G. VaudreuilJanuary 1996Obsoleted by RFC 3462Proposed Standard
RFC 1895ASCII, PDF, HTML The Application/CALS-1840 Content-type E. LevinsonFebruary 1996    Informational
RFC 1896ASCII, PDF, PDF with Images, PS The text/enriched MIME Content-type P. Resnick, A. WalkerFebruary 1996Obsoletes RFC 1523, RFC 1563Informational
RFC 1911ASCII, PDF, HTML Voice Profile for Internet Mail G. VaudreuilFebruary 1996Obsoleted by RFC 2421, RFC 2422, RFC 2423Experimental
RFC 1927ASCII, PDF, HTML Suggested Additional MIME Types for Associating Documents C. Rogers1 April 1996ErrataInformational
RFC 1947ASCII, PDF, HTML Greek Character Encoding for Electronic Mail Messages D. SpinellisMay 1996    Informational
RFC 2015ASCII, PDF, HTML MIME Security with Pretty Good Privacy (PGP) M. ElkinsOctober 1996Errata, Updated by RFC 3156Proposed Standard
RFC 2017ASCII, PDF, HTML Definition of the URL MIME External-Body Access-Type N. Freed, K. Moore, A. CargilleOctober 1996    Proposed Standard
RFC 2045ASCII, PDF, HTML Multipurpose Internet Mail Extensions (MIME) Part One: Format of Internet Message Bodies N. Freed, N. BorensteinNovember 1996Errata, Obsoletes RFC 1521, RFC 1522, RFC 1590, Updated by RFC 2184, RFC 2231, RFC 5335, RFC 6532Draft Standard
RFC 2046ASCII, PDF, HTMLMultipurpose Internet Mail Extensions (MIME) Part Two: Media Types N. Freed, N. BorensteinNovember 1996Errata, Obsoletes RFC 1521, RFC 1522, RFC 1590, Updated by RFC 2646, RFC 3798, RFC 5147, RFC 6657, RFC 8098Draft Standard
RFC 2047ASCII, PDF, HTMLMIME (Multipurpose Internet Mail Extensions) Part Three: Message Header Extensions for Non-ASCII Text K. MooreNovember 1996Errata, Obsoletes RFC 1521, RFC 1522, RFC 1590, Updated by RFC 2184, RFC 2231Draft Standard
RFC 2048ASCII, PDF, HTML Multipurpose Internet Mail Extensions (MIME) Part Four: Registration Procedures N. Freed, J. Klensin, J. PostelNovember 1996Obsoletes RFC 1521, RFC 1522, RFC 1590, Obsoleted by RFC 4288, RFC 4289, Updated by RFC 3023Best Current Practice
RFC 2049ASCII, PDF, HTML Multipurpose Internet Mail Extensions (MIME) Part Five: Conformance Criteria and Examples N. Freed, N. BorensteinNovember 1996Errata, Obsoletes RFC 1521, RFC 1522, RFC 1590Draft Standard
RFC 2077ASCII, PDF, HTML The Model Primary Content Type for Multipurpose Internet Mail Extensions S. Nelson, C. Parks, MitraJanuary 1997    Proposed Standard
RFC 2110ASCII, PDF, HTML MIME E-mail Encapsulation of Aggregate Documents, such as HTML (MHTML) J. Palme, A. HopmannMarch 1997Obsoleted by RFC 2557Proposed Standard
RFC 2111ASCII, PDF, HTML Content-ID and Message-ID Uniform Resource Locators E. LevinsonMarch 1997Obsoleted by RFC 2392Proposed Standard
RFC 2112ASCII, PDF, HTML The MIME Multipart/Related Content-type E. LevinsonMarch 1997Obsoletes RFC 1872, Obsoleted by RFC 2387Proposed Standard
RFC 2156ASCII, PDF, HTML MIXER (Mime Internet X.400 Enhanced Relay): Mapping between X.400 and RFC 822/MIME S. KilleJanuary 1998Obsoletes RFC 987, RFC 1026, RFC 1138, RFC 1148, RFC 1327, RFC 1495, Updates RFC 822Proposed Standard
RFC 2157ASCII, PDF, HTML Mapping between X.400 and RFC-822/MIME Message Bodies H. AlvestrandJanuary 1998ErrataProposed Standard
RFC 2159ASCII, PDF, HTML A MIME Body Part for FAX H. AlvestrandJanuary 1998    Proposed Standard
RFC 2160ASCII, PDF, HTML Carrying PostScript in X.400 and MIME H. AlvestrandJanuary 1998    Proposed Standard
RFC 2161ASCII, PDF, HTML A MIME Body Part for ODA H. AlvestrandJanuary 1998    Experimental
RFC 2162ASCII, PDF, HTML MaXIM-11 - Mapping between X.400 / Internet mail and Mail-11 mail C. AllocchioJanuary 1998Obsoletes RFC 1405Experimental
RFC 2163ASCII, PDF, HTML Using the Internet DNS to Distribute MIXER Conformant Global Address Mapping (MCGAM) C. AllocchioJanuary 1998Obsoletes RFC 1664, Updated by RFC 3597Proposed Standard
RFC 2164ASCII, PDF, HTML Use of an X.500/LDAP directory to support MIXER address mapping S. KilleJanuary 1998Obsoletes RFC 1838Proposed Standard
RFC 2183ASCII, PDF, HTML Communicating Presentation Information in Internet Messages: The Content-Disposition Header Field R. Troost, S. Dorner, K. Moore, Ed.August 1997Errata, Obsoletes RFC 1806, Updated by RFC 2184, RFC 2231Proposed Standard
RFC 2184ASCII, PDF, HTML MIME Parameter Value and Encoded Word Extensions: Character Sets, Languages, and Continuations N. Freed, K. MooreAugust 1997Errata, Obsoleted by RFC 2231, Updates RFC 2045, RFC 2047, RFC 2183Proposed Standard
RFC 2231ASCII, PDF, HTMLMIME Parameter Value and Encoded Word Extensions: Character Sets, Languages, and ContinuationsN. Freed, K. MooreNovember 1997Errata, Obsoletes RFC 2184, Updates RFC 2045, RFC 2047, RFC 2183Proposed Standard
RFC 2278ASCII, PDF, HTML IANA Charset Registration Procedures N. Freed, J. PostelJanuary 1998Obsoleted by RFC 2978Informational (changed from Best Current Practice February 2001)
RFC 2298ASCII, PDF, HTML An Extensible Message Format for Message Disposition Notifications R. FajmanMarch 1998Obsoleted by RFC 3798Proposed Standard
RFC 2301ASCII, PDF, HTML File Format for Internet Fax L. McIntyre, S. Zilles, R. Buckley, D. Venable, G. Parsons, J. RaffertyMarch 1998Obsoleted by RFC 3949Proposed Standard
RFC 2302ASCII, PDF, HTML Tag Image File Format (TIFF) - image/tiff MIME Sub-type Registration G. Parsons, J. Rafferty, S. ZillesMarch 1998Obsoleted by RFC 3302Proposed Standard
RFC 2311ASCII, PDF, HTML S/MIME Version 2 Message Specification S. Dusse, P. Hoffman, B. Ramsdell, L. Lundblade, L. RepkaMarch 1998    Historic (changed from Informational January 2010)
RFC 2312ASCII, PDF, HTML S/MIME Version 2 Certificate Handling S. Dusse, P. Hoffman, B. Ramsdell, J. WeinsteinMarch 1998    Historic (changed from Informational January 2010)
RFC 2318ASCII, PDF, HTML The text/css Media Type H. Lie, B. Bos, C. LilleyMarch 1998    Informational
RFC 2387ASCII, PDF, HTML The MIME Multipart/Related Content-type E. LevinsonAugust 1998Errata, Obsoletes RFC 2112Proposed Standard
RFC 2392ASCII, PDF, HTML Content-ID and Message-ID Uniform Resource Locators E. LevinsonAugust 1998Errata, Obsoletes RFC 2111Proposed Standard
RFC 2421ASCII, PDF, HTML Voice Profile for Internet Mail - version 2 G. Vaudreuil, G. ParsonsSeptember 1998Errata, Obsoletes RFC 1911, Obsoleted by RFC 3801Proposed Standard
RFC 2422ASCII, PDF, HTML Toll Quality Voice - 32 kbit/s ADPCM MIME Sub-type Registration G. Vaudreuil, G. ParsonsSeptember 1998Obsoletes RFC 1911, Obsoleted by RFC 3802Proposed Standard
RFC 2423ASCII, PDF, HTML VPIM Voice Message MIME Sub-type Registration G. Vaudreuil, G. ParsonsSeptember 1998Obsoletes RFC 1911, Obsoleted by RFC 3801Proposed Standard
RFC 2424ASCII, PDF, HTML Content Duration MIME Header Definition G. Vaudreuil, G. ParsonsSeptember 1998Obsoleted by RFC 3803Proposed Standard
RFC 2425ASCII, PDF, HTML A MIME Content-Type for Directory Information T. Howes, M. Smith, F. DawsonSeptember 1998Obsoleted by RFC 6350Proposed Standard
RFC 2426ASCII, PDF, HTML vCard MIME Directory Profile F. Dawson, T. HowesSeptember 1998Errata, Obsoleted by RFC 6350Proposed Standard
RFC 2442ASCII, PDF, HTML The Batch SMTP Media Type N. Freed, D. Newman, J. Belissent, M. HoyNovember 1998    Informational
RFC 2445ASCII, PDF, HTML Internet Calendaring and Scheduling Core Object Specification (iCalendar) F. Dawson, D. StenersonNovember 1998Errata, Obsoleted by RFC 5545Proposed Standard
RFC 2480ASCII, PDF, HTML Gateways and MIME Security Multiparts N. FreedJanuary 1999    Proposed Standard
RFC 2503ASCII, PDF, HTML MIME Types for Use with the ISO ILL Protocol R. Moulton, M. NeedlemanFebruary 1999    Informational
RFC 2557ASCII, PDF, HTML MIME Encapsulation of Aggregate Documents, such as HTML (MHTML) J. Palme, A. Hopmann, N. ShelnessMarch 1999Errata, Obsoletes RFC 2110Proposed Standard
RFC 2586ASCII, PDF, HTML The Audio/L16 MIME content type J. Salsman, H. AlvestrandMay 1999    Informational
RFC 2632ASCII, PDF, HTML S/MIME Version 3 Certificate Handling B. Ramsdell, Ed.June 1999Obsoleted by RFC 3850Proposed Standard
RFC 2633ASCII, PDF, HTML S/MIME Version 3 Message Specification B. Ramsdell, Ed.June 1999Errata, Obsoleted by RFC 3851Proposed Standard
RFC 2634ASCII, PDF, HTML Enhanced Security Services for S/MIME P. Hoffman, Ed.June 1999Updated by RFC 5035Proposed Standard
RFC 2646ASCII, PDF, HTML The Text/Plain Format Parameter R. Gellens, Ed.August 1999Obsoleted by RFC 3676, Updates RFC 2046Proposed Standard
RFC 2652ASCII, PDF, HTML MIME Object Definitions for the Common Indexing Protocol (CIP) J. Allen, M. MeallingAugust 1999    Proposed Standard
RFC 2778ASCII, PDF, HTML A Model for Presence and Instant Messaging M. Day, J. Rosenberg, H. SuganoFebruary 2000    Informational
RFC 2779ASCII, PDF, HTML Instant Messaging / Presence Protocol Requirements M. Day, S. Aggarwal, G. Mohr, J. VincentFebruary 2000    Informational
RFC 2785ASCII, PDF, HTML Methods for Avoiding the "Small-Subgroup" Attacks on the Diffie-Hellman Key Agreement Method for S/MIME R. ZuccheratoMarch 2000    Informational
RFC 2912ASCII, PDF, HTML Indicating Media Features for MIME Content G. KlyneSeptember 2000    Proposed Standard
RFC 2913ASCII, PDF, HTML MIME Content Types in Media Feature Expressions G. KlyneSeptember 2000    Proposed Standard
RFC 2927ASCII, PDF, HTML MIME Directory Profile for LDAP Schema M. WahlSeptember 2000ErrataInformational
RFC 2936ASCII, PDF, HTML HTTP MIME Type Handler Detection D. Eastlake 3rd, C. Smith, D. SorokaSeptember 2000    Informational
RFC 2957ASCII, PDF, HTML The application/whoispp-query Content-Type L. Daigle, P. FaltstromOctober 2000    Informational
RFC 2958ASCII, PDF, HTML The application/whoispp-response Content-type L. Daigle, P. FaltstromOctober 2000    Informational
RFC 2978 a.k.a. BCP 19

ASCII, PDF, HTML IANA Charset Registration Procedures N. Freed, J. PostelOctober 2000Errata, Obsoletes RFC 2278Best Current Practice
RFC 3003ASCII, PDF, HTML The audio/mpeg Media Type M. NilssonNovember 2000ErrataProposed Standard
RFC 3009ASCII, PDF, HTML Registration of parityfec MIME types J. Rosenberg, H. SchulzrinneNovember 2000Obsoleted by RFC 5109Proposed Standard
RFC 3030ASCII, PDF, HTML SMTP Service Extensions for Transmission of Large and Binary MIME Messages G. VaudreuilDecember 2000Errata, Obsoletes RFC 1830Proposed Standard
RFC 3058ASCII, PDF, HTML Use of the IDEA Encryption Algorithm in CMS S. Teiwes, P. Hartmann, D. KuenziFebruary 2001    Informational
RFC 3073ASCII, PDF, HTML Portable Font Resource (PFR) - application/font-tdpfr MIME Sub-type Registration J. CollinsMarch 2001    Informational
RFC 3114ASCII, PDF, HTML Implementing Company Classification Policy with the S/MIME Security Label W. NicollsMay 2002    Informational
RFC 3156ASCII, PDF, HTML MIME Security with OpenPGP M. Elkins, D. Del Torto, R. Levien, T. RoesslerAugust 2001Errata, Updates RFC 2015Proposed Standard
RFC 3183ASCII, PDF, HTML Domain Security Services using S/MIME T. Dean, W. OttawayOctober 2001ErrataExperimental
RFC 3204ASCII, PDF, HTML MIME media types for ISUP and QSIG Objects E. Zimmerer, J. Peterson, A. Vemuri, L. Ong, F. Audet, M. Watson, M. ZonounDecember 2001Errata, Updated by RFC 3459, RFC 5621Proposed Standard
RFC 3211ASCII, PDF, HTML Password-based Encryption for CMS P. GutmannDecember 2001Obsoleted by RFC 3369, RFC 3370Proposed Standard
RFC 3236ASCII, PDF, HTML The 'application/xhtml+xml' Media Type M. Baker, P. StarkJanuary 2002    Informational
RFC 3240ASCII, PDF, HTML Digital Imaging and Communications in Medicine (DICOM) - Application/dicom MIME Sub-type Registration D. Clunie, E. CordonnierFebruary 2002    Informational
RFC 3250ASCII, PDF, HTML Tag Image File Format Fax eXtended (TIFF-FX) - image/tiff-fx MIME Sub-type Registration L. McIntyre, G. Parsons, J. RaffertySeptember 2002Obsoleted by RFC 3950Proposed Standard
RFC 3302ASCII, PDF, HTML Tag Image File Format (TIFF) - image/tiff MIME Sub-type Registration G. Parsons, J. RaffertySeptember 2002Obsoletes RFC 2302Draft Standard (changed from Proposed Standard June 2004)
RFC 3335ASCII, PDF, HTML MIME-based Secure Peer-to-Peer Business Data Interchange over the Internet T. Harding, R. Drummond, C. ShihSeptember 2002    Proposed Standard
RFC 3362ASCII, PDF, HTML Real-time Facsimile (T.38) - image/t38 MIME Sub-type Registration G. ParsonsAugust 2002    Proposed Standard
RFC 3391ASCII, PDF, HTML The MIME Application/Vnd.pwg-multiplexed Content-Type R. HerriotDecember 2002    Informational
RFC 3420ASCII, PDF, HTML Internet Media Type message/sipfrag R. SparksNovember 2002ErrataProposed Standard
RFC 3459ASCII, PDF, HTML Critical Content Multi-purpose Internet Mail Extensions (MIME) Parameter E. BurgerJanuary 2003Updates RFC 3204, Updated by RFC 5621Proposed Standard
RFC 3462ASCII, PDF, HTML The Multipart/Report Content Type for the Reporting of Mail System Administrative Messages G. VaudreuilJanuary 2003Obsoletes RFC 1892, Obsoleted by RFC 6522, Updated by RFC 5337Draft Standard
RFC 3534ASCII, PDF, HTML The application/ogg Media Type L. WalleijMay 2003Obsoleted by RFC 5334Proposed Standard
RFC 3555ASCII, PDF, HTML MIME Type Registration of RTP Payload Formats S. Casner, P. HoschkaJuly 2003Obsoleted by RFC 4855, RFC 4856, Updated by RFC 3625, RFC 4629Proposed Standard
RFC 3676ASCII, PDF, HTML The Text/Plain Format and DelSp Parameters R. GellensFebruary 2004Obsoletes RFC 2646Proposed Standard
RFC 3745ASCII, PDF, HTML MIME Type Registrations for JPEG 2000 (ISO/IEC 15444) D. Singer, R. Clark, D. LeeApril 2004    Proposed Standard
RFC 3798ASCII, PDF, HTML Message Disposition Notification T. Hansen, Ed., G. Vaudreuil, Ed.May 2004Errata, Obsoletes RFC 2298, Obsoleted by RFC 8098, Updates RFC 3461, RFC 2046, Updated by RFC 5337, RFC 6533Draft Standard
RFC 3801ASCII, PDF, HTML Voice Profile for Internet Mail - version 2 (VPIMv2) G. Vaudreuil, G. ParsonsJune 2004Obsoletes RFC 2421, RFC 2423Draft Standard
RFC 3802ASCII, PDF, HTML Toll Quality Voice - 32 kbit/s Adaptive Differential Pulse Code Modulation (ADPCM) MIME Sub-type Registration G. Vaudreuil, G. ParsonsJune 2004Obsoletes RFC 2422Draft Standard
RFC 3803ASCII, PDF, HTML Content Duration MIME Header Definition G. Vaudreuil, G. ParsonsJune 2004Obsoletes RFC 2424Draft Standard
RFC 3823ASCII, PDF, HTML MIME Media Type for the Systems Biology Markup Language (SBML) B. KovitzJune 2004    Informational
RFC 3839ASCII, PDF, HTML MIME Type Registrations for 3rd Generation Partnership Project (3GPP) Multimedia files R. Castagno, D. SingerJuly 2004Updated by RFC 6381Proposed Standard
RFC 3850ASCII, PDF, HTML Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 3.1 Certificate Handling B. Ramsdell, Ed.July 2004Obsoletes RFC 2632, Obsoleted by RFC 5750Proposed Standard
RFC 3851ASCII, PDF, HTML Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 3.1 Message Specification B. Ramsdell, Ed.July 2004Obsoletes RFC 2633, Obsoleted by RFC 5751Proposed Standard
RFC 3853ASCII, PDF, HTML S/MIME Advanced Encryption Standard (AES) Requirement for the Session Initiation Protocol (SIP) J. PetersonJuly 2004Updates RFC 3261Proposed Standard
RFC 3854ASCII, PDF, HTML Securing X.400 Content with Secure/Multipurpose Internet Mail Extensions (S/MIME) P. Hoffman, C. Bonatti, A. EggenJuly 2004    Proposed Standard
RFC 3855ASCII, PDF, HTML Transporting Secure/Multipurpose Internet Mail Extensions (S/MIME) Objects in X.400 P. Hoffman, C. BonattiJuly 2004    Proposed Standard
RFC 3870ASCII, PDF, HTML application/rdf+xml Media Type Registration A. SwartzSeptember 2004    Informational
RFC 3949ASCII, PDF, HTMLFile Format for Internet FaxR. Buckley, D. Venable, L. McIntyre, G. Parsons, J. RaffertyFebruary 2005Obsoletes RFC 2301Draft Standard
RFC 3950ASCII, PDF, HTMLTag Image File Format Fax eXtended (TIFF-FX) - image/tiff-fx MIME Sub-type Registration L. McIntyre, G. Parsons, J. RaffertyFebruary 2005Obsoletes RFC 3250Draft Standard
RFC 4010ASCII, PDF, HTML Use of the SEED Encryption Algorithm in Cryptographic Message Syntax (CMS) J. Park, S. Lee, J. Kim, J. LeeFebruary 2005ErrataProposed Standard
RFC 4021ASCII, PDF, HTML Registration of Mail and MIME Header Fields G. Klyne, J. PalmeMarch 2005Updated by RFC 5322Proposed Standard
RFC 4047ASCII, PDF, HTMLMIME Sub-type Registrations for Flexible Image Transport System (FITS)S. Allen, D. WellsApril 2005    Informational
RFC 4102ASCII, PDF, HTMLRegistration of the text/red MIME Sub-TypeP. JonesJune 2005Errata, Updated by RFC 6354Proposed Standard
RFC 4130ASCII, PDF, HTMLMIME-Based Secure Peer-to-Peer Business Data Interchange Using HTTP, Applicability Statement 2 (AS2)D. Moberg, R. DrummondJuly 2005ErrataProposed Standard
RFC 4134ASCII, PDF, HTMLExamples of S/MIME MessagesP. Hoffman, Ed.July 2005ErrataInformational
RFC 4141ASCII, PDF, HTMLSMTP and MIME Extensions for Content ConversionK. Toyoda, D. CrockerNovember 2005ErrataProposed Standard
RFC 4180ASCII, PDF, HTMLCommon Format and MIME Type for Comma-Separated Values (CSV) FilesY. ShafranovichOctober 2005Errata, Updated by RFC 7111Informational
RFC 4249ASCII, PDF, HTMLImplementer-Friendly Specification of Message and MIME-Part Header Fields and Field ComponentsB. LillyJanuary 2006    Informational
RFC 4262ASCII, PDF, HTMLX.509 Certificate Extension for Secure/Multipurpose Internet Mail Extensions (S/MIME) CapabilitiesS. SantessonDecember 2005    Proposed Standard
RFC 4288ASCII, PDF, HTMLMedia Type Specifications and Registration ProceduresN. Freed, J. KlensinDecember 2005Errata, Obsoletes RFC 2048, Obsoleted by RFC 6838Best Current Practice
RFC 4289 part of BCP 13

ASCII, PDF, HTMLMultipurpose Internet Mail Extensions (MIME) Part Four: Registration ProceduresN. Freed, J. KlensinDecember 2005Obsoletes RFC 2048Best Current Practice
RFC 4329ASCII, PDF, HTMLScripting Media TypesB. HoehrmannApril 2006    Informational
RFC 4337ASCII, PDF, HTMLMIME Type Registration for MPEG-4Y Lim, D. SingerMarch 2006Errata, Updated by RFC 6381Proposed Standard
RFC 4374ASCII, PDF, HTMLThe application/xv+xml Media TypeG. McCobbJanuary 2006    Informational
RFC 4393ASCII, PDF, HTMLMIME Type Registrations for 3GPP2 Multimedia FilesH. GarudadriMarch 2006Updated by RFC 6381Proposed Standard
RFC 4483ASCII, PDF, HTMLA Mechanism for Content Indirection in Session Initiation Protocol (SIP) MessagesE. Burger, Ed.May 2006ErrataProposed Standard
RFC 4490ASCII, PDF, HTMLUsing 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 2006ErrataProposed Standard
RFC 4573ASCII, PDF, HTMLMIME Type Registration for RTP Payload Format for H.224R. Even, A. LochbaumJuly 2006    Proposed Standard
RFC 4612ASCII, PDF, HTMLReal-Time Facsimile (T.38) - audio/t38 MIME Sub-type RegistrationP. Jones, H. TamuraAugust 2006ErrataHistoric
RFC 5008ASCII, PDF, HTMLSuite B in Secure/Multipurpose Internet Mail Extensions (S/MIME)R. Housley, J. SolinasSeptember 2007Errata, Obsoleted by RFC 6318Historic (changed from Informational July 2018)
RFC 5068 a.k.a. BCP 134

ASCII, PDF, HTMLEmail Submission Operations: Access and Accountability RequirementsC. Hutzler, D. Crocker, P. Resnick, E. Allman, T. FinchNovember 2007Updated by RFC 8314Best Current Practice
RFC 5114ASCII, PDF, HTMLAdditional Diffie-Hellman Groups for Use with IETF StandardsM. Lepinski, S. KentJanuary 2008    Informational
RFC 5147ASCII, PDF, HTMLURI Fragment Identifiers for the text/plain Media TypeE. Wilde, M. DuerstApril 2008Updates RFC 2046Proposed Standard
RFC 5334ASCII, PDF, HTMLOgg Media TypesI. Goncalves, S. Pfeiffer, C. MontgomerySeptember 2008Obsoletes RFC 3534, Updated by RFC 7845Proposed Standard
RFC 5598ASCII, PDF, PDF with Images, HTMLInternet Mail ArchitectureD. CrockerJuly 2009ErrataInformational
RFC 5621ASCII, PDF, HTMLMessage Body Handling in the Session Initiation Protocol (SIP)G. CamarilloSeptember 2009Updates RFC 3204, RFC 3261, RFC 3459, Updated by RFC 8262Proposed Standard
RFC 5686ASCII, PDF, HTMLRTP Payload Format for mU-law EMbedded Codec for Low-delay IP Communication (UEMCLIP) Speech CodecY. Hiwasaki, H. OhmuroOctober 2009    Proposed Standard
RFC 5688ASCII, PDF, HTMLA Session Initiation Protocol (SIP) Media Feature Tag for MIME Application SubtypesJ. RosenbergJanuary 2010ErrataProposed Standard
RFC 5703ASCII, PDF, HTMLSieve Email Filtering: MIME Part Tests, Iteration, Extraction, Replacement, and EnclosureT. Hansen, C. DabooOctober 2009    Proposed Standard
RFC 5750ASCII, PDF, HTMLSecure/Multipurpose Internet Mail Extensions (S/MIME) Version 3.2 Certificate HandlingB. Ramsdell, S. TurnerJanuary 2010Obsoletes RFC 3850, Obsoleted by RFC 8550Proposed Standard
RFC 5751ASCII, PDF, HTMLSecure/Multipurpose Internet Mail Extensions (S/MIME) Version 3.2 Message SpecificationB. Ramsdell, S. TurnerJanuary 2010Errata, Obsoletes RFC 3851, Obsoleted by RFC 8551Proposed Standard
RFC 5754ASCII, PDF, HTMLUsing SHA2 Algorithms with Cryptographic Message SyntaxS. TurnerJanuary 2010Errata, Updates RFC 3370Proposed Standard
RFC 5911ASCII, PDF, HTMLNew ASN.1 Modules for Cryptographic Message Syntax (CMS) and S/MIMEP. Hoffman, J. SchaadJune 2010Errata, Updated by RFC 6268Informational
RFC 5912ASCII, PDF, HTMLNew ASN.1 Modules for the Public Key Infrastructure Using X.509 (PKIX)P. Hoffman, J. SchaadJune 2010Errata, Updated by RFC 6960Informational
RFC 6025ASCII, PDF, HTMLASN.1 TranslationC. Wallace, C. GardinerOctober 2010ErrataInformational
RFC 6109ASCII, PDF, HTMLLa Posta Elettronica Certificata - Italian Certified Electronic MailC. Petrucci, F. Gennai, A. Shahin, A. VinciarelliApril 2011ErrataInformational
RFC 6129ASCII, PDF, HTMLThe 'application/tei+xml' Media TypeL. Romary, S. LundbergFebruary 2011ErrataInformational
RFC 6152 a.k.a. STD 71

ASCII, PDF, HTMLSMTP Service Extension for 8-bit MIME TransportJ. Klensin, N. Freed, M. Rose, D. Crocker, Ed.March 2011Errata, Obsoletes RFC 1652Internet Standard
RFC 6210ASCII, PDF, HTMLExperiment: Hash Functions with Parameters in the Cryptographic Message Syntax (CMS) and S/MIMEJ. SchaadApril 2011ErrataExperimental
RFC 6211ASCII, PDF, HTMLCryptographic Message Syntax (CMS) Algorithm Identifier Protection AttributeJ. SchaadApril 2011    Proposed Standard
RFC 6318ASCII, PDF, HTMLSuite B in Secure/Multipurpose Internet Mail Extensions (S/MIME)R. Housley, J. SolinasJune 2011Obsoletes RFC 5008Historic (changed from Informational July 2018)
RFC 6522 a.k.a. STD 73

ASCII, PDF, HTMLThe Multipart/Report Media Type for the Reporting of Mail System Administrative MessagesM. Kucherawy, Ed.January 2012Obsoletes RFC 3462, Updated by RFC 6533Internet Standard
RFC 6657ASCII, PDF, HTMLUpdate to MIME regarding "charset" Parameter Handling in Textual Media TypesA. Melnikov, J. ReschkeJuly 2012Updates RFC 2046Proposed Standard
RFC 6664ASCII, PDF, HTMLS/MIME Capabilities for Public Key DefinitionsJ. SchaadJuly 2012    Informational
RFC 6922ASCII, PDF, HTMLThe application/sql Media TypeY. ShafranovichApril 2013    Informational
RFC 7107ASCII, PDF, HTMLObject Identifier Registry for the S/MIME Mail Security Working GroupR. HousleyJanuary 2014    Informational
RFC 7111ASCII, PDF, HTMLURI Fragment Identifiers for the text/csv Media TypeM. Hausenblas, E. Wilde, J. TennisonJanuary 2014Errata, Updates RFC 4180Informational
RFC 7114ASCII, PDF, HTMLCreation of a Registry for smime-type Parameter ValuesB. LeibaJanuary 2014    Proposed Standard
RFC 7165ASCII, PDF, HTMLUse Cases and Requirements for JSON Object Signing and Encryption (JOSE)R. BarnesApril 2014    Informational
RFC 7281ASCII, PDF, HTMLAuthentication-Results Registration for S/MIME Signature VerificationA. MelnikovJune 2014    Informational
RFC 7508ASCII, PDF, HTMLSecuring Header Fields with S/MIMEL. Cailleux, C. BonattiApril 2015    Experimental
RFC 7681ASCII, PDF, HTMLEmail Exchange of Secondary School TranscriptsJ. DavinOctober 2015    Informational
RFC 7912ASCII, PDF, HTMLMessage Authorizing Email Header Field and Its Use for the Draft and Release ProcedureA. MelnikovJune 2016    Informational
RFC 8081ASCII, PDF, HTMLThe "font" Top-Level Media TypeC. LilleyFebruary 2017    Proposed Standard
RFC 8118ASCII, PDF, HTMLThe application/pdf Media TypeM. Hardy, L. Masinter, D. Markovic, D. Johnson, M. BaileyMarch 2017Obsoletes RFC 3778Informational
RFC 8162ASCII, PDF, HTMLUsing Secure DNS to Associate Certificates with Domain Names for S/MIMEP. Hoffman, J. SchlyterMay 2017    Experimental
RFC 8255ASCII, PDF, HTMLMultiple Language Content TypeN. Tomkinson, N. BorensteinOctober 2017    Proposed Standard
RFC 8550ASCII, PDF, HTMLSecure/Multipurpose Internet Mail Extensions (S/MIME) Version 4.0 Certificate HandlingJ. Schaad, B. Ramsdell, S. TurnerApril 2019Obsoletes RFC 5750Proposed Standard
RFC 8551ASCII, PDF, HTMLSecure/Multipurpose Internet Mail Extensions (S/MIME) Version 4.0 Message SpecificationJ. Schaad, B. Ramsdell, S. TurnerApril 2019Obsoletes RFC 5751Proposed Standard
RFC 8591ASCII, PDF, HTMLSIP-Based Messaging with S/MIMEB. Campbell, R. HousleyApril 2019Updates RFC 3261, RFC 3428, RFC 4975Proposed Standard