| 9952 | Application-Layer Protocol Negotiation (ALPN) ID for CoAP over DTLSM. S. Lenders, C. Amsüss, T. C. Schmidt, M. Wählisch | Informational | March 2026 |
| 9849 | TLS Encrypted Client HelloE. Rescorla, K. Oku, N. Sullivan, C. A. Wood | Proposed Standard | March 2026 |
| 9846 | The Transport Layer Security (TLS) Protocol Version 1.3E. Rescorla | Proposed Standard | July 2026 |
| 9765 | RADIUS/1.1: Leveraging Application-Layer Protocol Negotiation (ALPN) to Remove MD5A. DeKok | Experimental | April 2025 |
| 9761 | Manufacturer Usage Description (MUD) for TLS and DTLS Profiles for Internet of Things (IoT) DevicesT. Reddy.K, D. Wing, B. Anderson | Proposed Standard | April 2025 |
| 9622 | An Abstract Application Programming Interface (API) for Transport ServicesB. Trammell, Ed., M. Welzl, Ed., R. Enghardt, G. Fairhurst, M. Kühlewind, C. S. Perkins, P.S. Tiesel, T. Pauly | Proposed Standard | January 2025 |
| 9620 | Guidelines for Human Rights Protocol and Architecture ConsiderationsG. Grover, N. ten Oever | Informational | September 2024 |
| 9539 | Unilateral Opportunistic Deployment of Encrypted Recursive-to-Authoritative DNSD. K. Gillmor, Ed., J. Salazar, Ed., P. Hoffman, Ed. | Experimental | February 2024 |
| 9525 | Service Identity in TLSP. Saint-Andre, R. Salz | Proposed Standard | November 2023 |
| 9460 | Service Binding and Parameter Specification via the DNS (SVCB and HTTPS Resource Records)B. Schwartz, M. Bishop, E. Nygren | Proposed Standard | November 2023 |
| 9431 | Message Queuing Telemetry Transport (MQTT) and Transport Layer Security (TLS) Profile of Authentication and Authorization for Constrained Environments (ACE) FrameworkC. Sengul, A. Kirby | Proposed Standard | July 2023 |
| 9369 | QUIC Version 2M. Duke | Proposed Standard | May 2023 |
| 9368 | Compatible Version Negotiation for QUICD. Schinazi, E. Rescorla | Proposed Standard | May 2023 |
| 9325 | Recommendations for Secure Use of Transport Layer Security (TLS) and Datagram Transport Layer Security (DTLS)Y. Sheffer, P. Saint-Andre, T. Fossati | Best Current Practice | November 2022 |
| 9312 | Manageability of the QUIC Transport ProtocolM. Kühlewind, B. Trammell | Informational | September 2022 |
| 9308 | Applicability of the QUIC Transport ProtocolM. Kühlewind, B. Trammell | Informational | September 2022 |
| 9289 | Towards Remote Procedure Call Encryption by DefaultT. Myklebust, C. Lever, Ed. | Proposed Standard | September 2022 |
| 9258 | Importing External Pre-Shared Keys (PSKs) for TLS 1.3D. Benjamin, C. A. Wood | Proposed Standard | July 2022 |
| 9250 | DNS over Dedicated QUIC ConnectionsC. Huitema, S. Dickinson, A. Mankin | Proposed Standard | May 2022 |
| 9209 | The Proxy-Status HTTP Response Header FieldM. Nottingham, P. Sikora | Proposed Standard | June 2022 |
| 9205 | Building Protocols with HTTPM. Nottingham | Best Current Practice | June 2022 |
| 9170 | Long-Term Viability of Protocol Extension MechanismsM. Thomson, T. Pauly | Informational | December 2021 |
| 9114 | HTTP/3M. Bishop, Ed. | Proposed Standard | June 2022 |
| 9113 | HTTP/2M. Thomson, Ed., C. Benfield, Ed. | Proposed Standard | June 2022 |
| 9001 | Using TLS to Secure QUICM. Thomson, Ed., S. Turner, Ed. | Proposed Standard | May 2021 |
| 9000 | QUIC: A UDP-Based Multiplexed and Secure TransportJ. Iyengar, Ed., M. Thomson, Ed. | Proposed Standard | May 2021 |
| 8922 | A Survey of the Interaction between Security Protocols and Transport ServicesT. Enghardt, T. Pauly, C. Perkins, K. Rose, C. Wood | Informational | October 2020 |
| 8915 | Network Time Security for the Network Time ProtocolD. Franke, D. Sibold, K. Teichel, M. Dansarie, R. Sundblad | Proposed Standard | September 2020 |
| 8833 | Application-Layer Protocol Negotiation (ALPN) for WebRTCM. Thomson | Proposed Standard | January 2021 |
| 8740 | Using TLS 1.3 with HTTP/2D. Benjamin · obsoleted by RFC 9113 | Proposed Standard | February 2020 |
| 8737 | Automated Certificate Management Environment (ACME) TLS Application-Layer Protocol Negotiation (ALPN) Challenge ExtensionR.B. Shoemaker | Proposed Standard | February 2020 |
| 8701 | Applying Generate Random Extensions And Sustain Extensibility (GREASE) to TLS ExtensibilityD. Benjamin | Informational | January 2020 |
| 8470 | Using Early Data in HTTPM. Thomson, M. Nottingham, W. Tarreau | Proposed Standard | September 2018 |
| 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 |
| 8323 | CoAP (Constrained Application Protocol) over TCP, TLS, and WebSocketsC. Bormann, S. Lemay, H. Tschofenig, K. Hartke, B. Silverajan, B. Raymor, Ed. | Proposed Standard | February 2018 |
| 8170 | Planning for Protocol Adoption and Subsequent TransitionsD. Thaler, Ed. | Informational | May 2017 |
| 8095 | Services Provided by IETF Transport Protocols and Congestion Control MechanismsG. Fairhurst, Ed., B. Trammell, Ed., M. Kuehlewind, Ed. | Informational | March 2017 |
| 7838 | HTTP Alternative ServicesM. Nottingham, P. McManus, J. Reschke | Proposed Standard | April 2016 |
| 7639 | The ALPN HTTP Header FieldA. Hutton, J. Uberti, M. Thomson | Proposed Standard | August 2015 |
| 7568 | Deprecating Secure Sockets Layer Version 3.0R. Barnes, M. Thomson, A. Pironti, A. Langley | Proposed Standard | June 2015 |
| 7540 | Hypertext Transfer Protocol Version 2 (HTTP/2)M. Belshe, R. Peon, M. Thomson, Ed. · obsoleted by RFC 9113 | Proposed Standard | May 2015 |
| 7443 | Application-Layer Protocol Negotiation (ALPN) Labels for Session Traversal Utilities for NAT (STUN) UsagesP. Patil, T. Reddy, G. Salgueiro, M. Petit-Huguenin | Informational | January 2015 |