| 9846 | The Transport Layer Security (TLS) Protocol Version 1.3E. Rescorla | Proposed Standard | July 2026 |
| 8996 | Deprecating TLS 1.0 and TLS 1.1K. Moriarty, S. Farrell | Best Current Practice | March 2021 |
| 8744 | Issues and Requirements for Server Name Identification (SNI) Encryption in TLSC. Huitema | Informational | July 2020 |
| 8447 | IANA Registry Updates for TLS and DTLSJ. Salowey, S. Turner | Proposed Standard | August 2018 |
| 8446 | The Transport Layer Security (TLS) Protocol Version 1.3E. Rescorla · obsoleted by RFC 9846 | Proposed Standard | August 2018 |
| 8422 | Elliptic Curve Cryptography (ECC) Cipher Suites for Transport Layer Security (TLS) Versions 1.2 and EarlierY. Nir, S. Josefsson, M. Pegourie-Gonnard · obsoleted by RFC 9846 | Proposed Standard | August 2018 |
| 6709 | Design Considerations for Protocol ExtensionsB. Carpenter, B. Aboba, Ed., S. Cheshire | Informational | September 2012 |
| 6353 | Transport Layer Security (TLS) Transport Model for the Simple Network Management Protocol (SNMP)W. Hardaker | Internet Standard | July 2011 |
| 6072 | Certificate Management Service for the Session Initiation Protocol (SIP)C. Jennings, J. Fischl, Ed. | Proposed Standard | February 2011 |
| 6066 | Transport Layer Security (TLS) Extensions: Extension DefinitionsD. Eastlake 3rd | Proposed Standard | January 2011 |
| 6011 | Session Initiation Protocol (SIP) User Agent ConfigurationS. Lawrence, Ed., J. Elwell | Informational | October 2010 |
| 5953 | Transport Layer Security (TLS) Transport Model for the Simple Network Management Protocol (SNMP)W. Hardaker · obsoleted by RFC 6353 | Proposed Standard | August 2010 |
| 5922 | Domain Certificates in the Session Initiation Protocol (SIP)V. Gurbani, S. Lawrence, A. Jeffrey | Proposed Standard | June 2010 |
| 5878 | Transport Layer Security (TLS) Authorization ExtensionsM. Brown, R. Housley | Experimental | May 2010 |
| 5288 | AES Galois Counter Mode (GCM) Cipher Suites for TLSJ. Salowey, A. Choudhury, D. McGrew | Proposed Standard | August 2008 |
| 5281 | Extensible Authentication Protocol Tunneled Transport Layer Security Authenticated Protocol Version 0 (EAP-TTLSv0)P. Funk, S. Blake-Wilson | Informational | August 2008 |
| 5246 | The Transport Layer Security (TLS) Protocol Version 1.2T. Dierks, E. Rescorla · obsoleted by RFC 8446, RFC 9846 | Proposed Standard | August 2008 |
| 5226 | Guidelines for Writing an IANA Considerations Section in RFCsT. Narten, H. Alvestrand · obsoleted by RFC 8126 | Best Current Practice | May 2008 |
| 5216 | The EAP-TLS Authentication ProtocolD. Simon, B. Aboba, R. Hurst | Proposed Standard | March 2008 |
| 5081 | Using OpenPGP Keys for Transport Layer Security (TLS) AuthenticationN. Mavrogiannopoulos · obsoleted by RFC 6091 | Experimental | November 2007 |
| 5077 | Transport Layer Security (TLS) Session Resumption without Server-Side StateJ. Salowey, H. Zhou, P. Eronen, H. Tschofenig · obsoleted by RFC 8446, RFC 9846 | Proposed Standard | January 2008 |
| 5054 | Using the Secure Remote Password (SRP) Protocol for TLS AuthenticationD. Taylor, T. Wu, N. Mavrogiannopoulos, T. Perrin | Informational | November 2007 |
| 5019 | The Lightweight Online Certificate Status Protocol (OCSP) Profile for High-Volume EnvironmentsA. Deacon, R. Hurst · obsoleted by RFC 9919 | Proposed Standard | September 2007 |
| 4976 | Relay Extensions for the Message Sessions Relay Protocol (MSRP)C. Jennings, R. Mahy, A. B. Roach | Proposed Standard | September 2007 |
| 4681 | TLS User Mapping ExtensionS. Santesson, A. Medvinsky, J. Ball | Proposed Standard | October 2006 |
| 4642 | Using Transport Layer Security (TLS) with Network News Transfer Protocol (NNTP)K. Murchison, J. Vinocur, C. Newman | Proposed Standard | October 2006 |
| 4507 | Transport Layer Security (TLS) Session Resumption without Server-Side StateJ. Salowey, H. Zhou, P. Eronen, H. Tschofenig · obsoleted by RFC 5077 | Proposed Standard | May 2006 |