| 9985 | Optimizing Bidirectional Forwarding Detection (BFD) AuthenticationM. Jethanandani, A. Mishra, J. Haas, A. Saxena, M. Bhatia | Experimental | June 2026 |
| 9887 | Terminal Access Controller Access-Control System Plus (TACACS+) over TLS 1.3T. Dahm, J. Heasley, D.C. Medway Gash, A. Ota | Proposed Standard | December 2025 |
| 9834 | YANG Data Models for Bearers and Attachment Circuits as a Service (ACaaS)M. Boucadair, Ed., R. Roberts, Ed., O. Gonzalez de Dios, S. Barguil, B. Wu | Proposed Standard | September 2025 |
| 9765 | RADIUS/1.1: Leveraging Application-Layer Protocol Negotiation (ALPN) to Remove MD5A. DeKok | Experimental | April 2025 |
| 9648 | YANG Data Model for TCPM. Scharf, M. Jethanandani, V. Murgai | Proposed Standard | October 2024 |
| 9562 | Universally Unique IDentifiers (UUIDs)K. Davis, B. Peabody, P. Leach | Proposed Standard | May 2024 |
| 9530 | Digest FieldsR. Polli, L. Pardue | Proposed Standard | February 2024 |
| 9415 | On the Generation of Transient Numeric IdentifiersF. Gont, I. Arce | Informational | July 2023 |
| 9413 | Maintaining Robust ProtocolsM. Thomson, D. Schinazi | Informational | June 2023 |
| 9399 | Internet X.509 Public Key Infrastructure: Logotypes in X.509 CertificatesS. Santesson, R. Housley, T. Freeman, L. Rosenthol | Proposed Standard | May 2023 |
| 9231 | Additional XML Security Uniform Resource Identifiers (URIs)D. Eastlake 3rd | Proposed Standard | July 2022 |
| 9182 | A YANG Network Data Model for Layer 3 VPNsS. Barguil, O. Gonzalez de Dios, Ed., M. Boucadair, Ed., L. Munoz, A. Aguado | Proposed Standard | February 2022 |
| 9155 | Deprecating MD5 and SHA-1 Signature Hashes in TLS 1.2 and DTLS 1.2L. Velvindron, K. Moriarty, A. Ghedini | Proposed Standard | December 2021 |
| 9053 | CBOR Object Signing and Encryption (COSE): Initial AlgorithmsJ. Schaad | Informational | August 2022 |
| 9051 | Internet Message Access Protocol (IMAP) - Version 4rev2A. Melnikov, Ed., B. Leiba, Ed. | Proposed Standard | August 2021 |
| 8981 | Temporary Address Extensions for Stateless Address Autoconfiguration in IPv6F. Gont, S. Krishnan, T. Narten, R. Draves | Proposed Standard | February 2021 |
| 8945 | Secret Key Transaction Authentication for DNS (TSIG)F. Dupont, S. Morris, P. Vixie, D. Eastlake 3rd, O. Gudmundsson, B. Wellington | Internet Standard | November 2020 |
| 8760 | The Session Initiation Protocol (SIP) Digest Access Authentication SchemeR. Shekh-Yusef | Proposed Standard | March 2020 |
| 8633 | Network Time Protocol Best Current PracticesD. Reilly, H. Stenn, D. Sibold | Best Current Practice | July 2019 |
| 8573 | Message Authentication Code for the Network Time ProtocolA. Malhotra, S. Goldberg | Proposed Standard | June 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 |
| 8489 | Session Traversal Utilities for NAT (STUN)M. Petit-Huguenin, G. Salgueiro, J. Rosenberg, D. Wing, R. Mahy, P. Matthews | Proposed Standard | February 2020 |
| 8315 | Cancel-Locks in Netnews ArticlesM. Baeuerle | Proposed Standard | February 2018 |
| 8152 | CBOR Object Signing and Encryption (COSE)J. Schaad · obsoleted by RFC 9052, RFC 9053 | Proposed Standard | July 2017 |
| 8018 | PKCS #5: Password-Based Cryptography Specification Version 2.1K. Moriarty, Ed., B. Kaliski, A. Rusch | Informational | January 2017 |
| 7943 | A Method for Generating Semantically Opaque Interface Identifiers (IIDs) with the Dynamic Host Configuration Protocol for IPv6 (DHCPv6)F. Gont, W. Liu | Informational | September 2016 |
| 7693 | The BLAKE2 Cryptographic Hash and Message Authentication Code (MAC)M-J. Saarinen, Ed., J-P. Aumasson | Informational | November 2015 |
| 7376 | Problems with Session Traversal Utilities for NAT (STUN) Long-Term Authentication for Traversal Using Relays around NAT (TURN)T. Reddy, R. Ravindranath, M. Perumal, A. Yegin | Informational | September 2014 |
| 7321 | Cryptographic Algorithm Implementation Requirements and Usage Guidance for Encapsulating Security Payload (ESP) and Authentication Header (AH)D. McGrew, P. Hoffman · obsoleted by RFC 8221 | Proposed Standard | August 2014 |
| 7317 | A YANG Data Model for System ManagementA. Bierman, M. Bjorklund | Proposed Standard | August 2014 |
| 7298 | Babel Hashed Message Authentication Code (HMAC) Cryptographic AuthenticationD. Ovsienko · obsoleted by RFC 8967 | Experimental | July 2014 |
| 7292 | PKCS #12: Personal Information Exchange Syntax v1.1K. Moriarty, Ed., M. Nystrom, S. Parkinson, A. Rusch, M. Scott | Informational | July 2014 |
| 7217 | A Method for Generating Semantically Opaque Interface Identifiers with IPv6 Stateless Address Autoconfiguration (SLAAC)F. Gont | Proposed Standard | April 2014 |
| 6952 | Analysis of BGP, LDP, PCEP, and MSDP Issues According to the Keying and Authentication for Routing Protocols (KARP) Design GuideM. Jethanandani, K. Patel, L. Zheng | Informational | May 2013 |
| 6931 | Additional XML Security Uniform Resource Identifiers (URIs)D. Eastlake 3rd · obsoleted by RFC 9231 | Proposed Standard | April 2013 |
| 6929 | Remote Authentication Dial In User Service (RADIUS) Protocol ExtensionsA. DeKok, A. Lior | Proposed Standard | April 2013 |
| 6920 | Naming Things with HashesS. Farrell, D. Kutscher, C. Dannewitz, B. Ohlman, A. Keranen, P. Hallam-Baker | Proposed Standard | April 2013 |
| 6668 | SHA-2 Data Integrity Verification for the Secure Shell (SSH) Transport Layer ProtocolD. Bider, M. Baushke | Proposed Standard | July 2012 |
| 6542 | Kerberos Version 5 Generic Security Service Application Program Interface (GSS-API) Channel Binding Hash AgilityS. Emery | Proposed Standard | March 2012 |
| 6528 | Defending against Sequence Number AttacksF. Gont, S. Bellovin · obsoleted by RFC 9293 | Proposed Standard | February 2012 |
| 6421 | Crypto-Agility Requirements for Remote Authentication Dial-In User Service (RADIUS)D. Nelson, Ed. | Informational | November 2011 |
| 6331 | Moving DIGEST-MD5 to HistoricA. Melnikov | Informational | July 2011 |
| 6176 | Prohibiting Secure Sockets Layer (SSL) Version 2.0S. Turner, T. Polk | Proposed Standard | March 2011 |
| 6150 | MD4 to Historic StatusS. Turner, L. Chen | Informational | March 2011 |