| 9788 | Header Protection for Cryptographically Protected EmailD. K. Gillmor, B. Hoeneisen, A. Melnikov | Proposed Standard | August 2025 |
| 9052 | CBOR Object Signing and Encryption (COSE): Structures and ProcessJ. Schaad | Internet Standard | August 2022 |
| 8555 | Automatic Certificate Management Environment (ACME)R. Barnes, J. Hoffman-Andrews, D. McCarney, J. Kasten | Proposed Standard | March 2019 |
| 8551 | Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 4.0 Message SpecificationJ. Schaad, B. Ramsdell, S. Turner | Proposed Standard | April 2019 |
| 8550 | Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 4.0 Certificate HandlingJ. Schaad, B. Ramsdell, S. Turner | Proposed Standard | April 2019 |
| 8494 | Multicast Email (MULE) over Allied Communications Publication (ACP) 142D. Wilson, A. Melnikov, Ed. | Informational | November 2018 |
| 8428 | Sensor Measurement Lists (SenML)C. Jennings, Z. Shelby, J. Arkko, A. Keranen, C. Bormann | Proposed Standard | August 2018 |
| 8418 | Use of the Elliptic Curve Diffie-Hellman Key Agreement Algorithm with X25519 and X448 in the Cryptographic Message Syntax (CMS)R. Housley | Proposed Standard | August 2018 |
| 8358 | Update to Digital Signatures on Internet-Draft DocumentsR. Housley | Informational | March 2018 |
| 8295 | EST (Enrollment over Secure Transport) ExtensionsS. Turner | Proposed Standard | January 2018 |
| 8162 | Using Secure DNS to Associate Certificates with Domain Names for S/MIMEP. Hoffman, J. Schlyter | Experimental | May 2017 |
| 8152 | CBOR Object Signing and Encryption (COSE)J. Schaad · obsoleted by RFC 9052, RFC 9053 | Proposed Standard | July 2017 |
| 8122 | Connection-Oriented Media Transport over the Transport Layer Security (TLS) Protocol in the Session Description Protocol (SDP)J. Lennox, C. Holmberg | Proposed Standard | March 2017 |
| 8103 | Using ChaCha20-Poly1305 Authenticated Encryption in the Cryptographic Message Syntax (CMS)R. Housley | Proposed Standard | February 2017 |
| 8085 | UDP Usage GuidelinesL. Eggert, G. Fairhurst, G. Shepherd | Best Current Practice | March 2017 |
| 7912 | Message Authorizing Email Header Field and Its Use for the Draft and Release ProcedureA. Melnikov | Informational | June 2016 |
| 7826 | Real-Time Streaming Protocol Version 2.0H. Schulzrinne, A. Rao, R. Lanphier, M. Westerlund, M. Stiemerling, Ed. | Proposed Standard | December 2016 |
| 7696 | Guidelines for Cryptographic Algorithm Agility and Selecting Mandatory-to-Implement AlgorithmsR. Housley | Best Current Practice | November 2015 |
| 7508 | Securing Header Fields with S/MIMEL. Cailleux, C. Bonatti | Experimental | April 2015 |
| 7416 | A Security Threat Analysis for the Routing Protocol for Low-Power and Lossy Networks (RPLs)T. Tsao, R. Alexander, M. Dohler, V. Daza, A. Lozano, M. Richardson, Ed. | Informational | January 2015 |
| 7378 | Trustworthy LocationH. Tschofenig, H. Schulzrinne, B. Aboba, Ed. | Informational | December 2014 |
| 7362 | Latching: Hosted NAT Traversal (HNT) for Media in Real-Time CommunicationE. Ivov, H. Kaplan, D. Wing | Informational | September 2014 |
| 7281 | Authentication-Results Registration for S/MIME Signature VerificationA. Melnikov | Informational | June 2014 |
| 7208 | Sender Policy Framework (SPF) for Authorizing Use of Domains in Email, Version 1S. Kitterman | Proposed Standard | April 2014 |
| 7197 | Duplication Delay Attribute in the Session Description ProtocolA. Begen, Y. Cai, H. Ou | Proposed Standard | April 2014 |
| 7193 | The application/cms Media TypeS. Turner, R. Housley, J. Schaad | Informational | April 2014 |
| 7165 | Use Cases and Requirements for JSON Object Signing and Encryption (JOSE)R. Barnes | Informational | April 2014 |
| 7114 | Creation of a Registry for smime-type Parameter ValuesB. Leiba | Proposed Standard | January 2014 |
| 7104 | Duplication Grouping Semantics in the Session Description ProtocolA. Begen, Y. Cai, H. Ou | Proposed Standard | January 2014 |
| 7070 | An Architecture for Reputation ReportingN. Borenstein, M. Kucherawy | Proposed Standard | November 2013 |
| 7030 | Enrollment over Secure TransportM. Pritikin, Ed., P. Yee, Ed., D. Harkins, Ed. | Proposed Standard | October 2013 |
| 6960 | X.509 Internet Public Key Infrastructure Online Certificate Status Protocol - OCSPS. Santesson, M. Myers, R. Ankney, A. Malpani, S. Galperin, C. Adams | Proposed Standard | June 2013 |
| 6881 | Best Current Practice for Communications Services in Support of Emergency CallingB. Rosen, J. Polk | Best Current Practice | March 2013 |
| 6753 | A Location Dereference Protocol Using HTTP-Enabled Location Delivery (HELD)J. Winterbottom, H. Tschofenig, H. Schulzrinne, M. Thomson | Proposed Standard | October 2012 |
| 6726 | FLUTE - File Delivery over Unidirectional TransportT. Paila, R. Walsh, M. Luby, V. Roca, R. Lehtonen | Proposed Standard | November 2012 |
| 6679 | Explicit Congestion Notification (ECN) for RTP over UDPM. Westerlund, I. Johansson, C. Perkins, P. O'Hanlon, K. Carlberg | Proposed Standard | August 2012 |
| 6664 | S/MIME Capabilities for Public Key DefinitionsJ. Schaad | Informational | July 2012 |
| 6584 | Simple Authentication Schemes for the Asynchronous Layered Coding (ALC) and NACK-Oriented Reliable Multicast (NORM) ProtocolsV. Roca | Proposed Standard | April 2012 |
| 6530 | Overview and Framework for Internationalized EmailJ. Klensin, Y. Ko | Proposed Standard | February 2012 |
| 6477 | Registration of Military Message Handling System (MMHS) Header Fields for Use in Internet MailA. Melnikov, G. Lunt | Informational | January 2012 |
| 6476 | Using Message Authentication Code (MAC) Encryption in the Cryptographic Message Syntax (CMS)P. Gutmann | Proposed Standard | January 2012 |
| 6409 | Message Submission for MailR. Gellens, J. Klensin | Internet Standard | November 2011 |
| 6376 | DomainKeys Identified Mail (DKIM) SignaturesD. Crocker, Ed., T. Hansen, Ed., M. Kucherawy, Ed. | Internet Standard | September 2011 |
| 6350 | vCard Format SpecificationS. Perreault | Proposed Standard | August 2011 |
| 6318 | Suite B in Secure/Multipurpose Internet Mail Extensions (S/MIME)R. Housley, J. Solinas | Historic | June 2011 |
| 6284 | Port Mapping between Unicast and Multicast RTP SessionsA. Begen, D. Wing, T. Van Caenegem | Proposed Standard | June 2011 |
| 6277 | Online Certificate Status Protocol Algorithm AgilityS. Santesson, P. Hallam-Baker · obsoleted by RFC 6960 | Proposed Standard | June 2011 |
| 6272 | Internet Protocols for the Smart GridF. Baker, D. Meyer | Informational | June 2011 |
| 6268 | Additional New ASN.1 Modules for the Cryptographic Message Syntax (CMS) and the Public Key Infrastructure Using X.509 (PKIX)J. Schaad, S. Turner | Informational | July 2011 |
| 6257 | Bundle Security Protocol SpecificationS. Symington, S. Farrell, H. Weiss, P. Lovell | Experimental | May 2011 |
| 6249 | Metalink/HTTP: Mirrors and HashesA. Bryan, N. McNab, T. Tsujikawa, P. Poeml, H. Nordstrom | Proposed Standard | June 2011 |
| 6230 | Media Control Channel FrameworkC. Boulton, T. Melanchuk, S. McGlashan | Proposed Standard | May 2011 |
| 6216 | Example Call Flows Using Session Initiation Protocol (SIP) Security MechanismsC. Jennings, K. Ono, R. Sparks, B. Hibbard, Ed. | Informational | April 2011 |
| 6210 | Experiment: Hash Functions with Parameters in the Cryptographic Message Syntax (CMS) and S/MIMEJ. Schaad | Experimental | April 2011 |
| 6128 | RTP Control Protocol (RTCP) Port for Source-Specific Multicast (SSM) SessionsA. Begen | Proposed Standard | February 2011 |
| 6109 | La Posta Elettronica Certificata - Italian Certified Electronic MailC. Petrucci, F. Gennai, A. Shahin, A. Vinciarelli | Informational | April 2011 |
| 6086 | Session Initiation Protocol (SIP) INFO Method and Package FrameworkC. Holmberg, E. Burger, H. Kaplan | Proposed Standard | January 2011 |
| 6072 | Certificate Management Service for the Session Initiation Protocol (SIP)C. Jennings, J. Fischl, Ed. | Proposed Standard | February 2011 |
| 6047 | iCalendar Message-Based Interoperability Protocol (iMIP)A. Melnikov, Ed. | Proposed Standard | December 2010 |
| 5990 | Use of the RSA-KEM Key Transport Algorithm in the Cryptographic Message Syntax (CMS)J. Randall, B. Kaliski, J. Brainard, S. Turner · obsoleted by RFC 9690 | Proposed Standard | September 2010 |
| 5989 | A SIP Event Package for Subscribing to Changes to an HTTP ResourceA.B. Roach | Proposed Standard | October 2010 |
| 5967 | The application/pkcs10 Media TypeS. Turner | Informational | August 2010 |
| 5965 | An Extensible Format for Email Feedback ReportsY. Shafranovich, J. Levine, M. Kucherawy | Proposed Standard | August 2010 |
| 5959 | Algorithms for Asymmetric Key Package Content TypeS. Turner | Proposed Standard | August 2010 |
| 5939 | Session Description Protocol (SDP) Capability NegotiationF. Andreasen | Proposed Standard | September 2010 |
| 5756 | Updates for RSAES-OAEP and RSASSA-PSS Algorithm ParametersS. Turner, D. Brown, K. Yiu, R. Housley, T. Polk | Proposed Standard | January 2010 |
| 5754 | Using SHA2 Algorithms with Cryptographic Message SyntaxS. Turner | Proposed Standard | January 2010 |
| 5753 | Use of Elliptic Curve Cryptography (ECC) Algorithms in Cryptographic Message Syntax (CMS)S. Turner, D. Brown | Informational | January 2010 |
| 5752 | Multiple Signatures in Cryptographic Message Syntax (CMS)S. Turner, J. Schaad | Proposed Standard | January 2010 |
| 5750 | Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 3.2 Certificate HandlingB. Ramsdell, S. Turner · obsoleted by RFC 8550 | Proposed Standard | January 2010 |
| 5402 | Compressed Data within an Internet Electronic Data Interchange (EDI) MessageT. Harding, Ed. | Informational | February 2010 |