| 2119 | Key words for use in RFCs to Indicate Requirement LevelsS. Bradner | Best Current Practice | March 1997 |
| 4648 | The Base16, Base32, and Base64 Data EncodingsS. Josefsson | Proposed Standard | October 2006 |
| 4949 | Internet Security Glossary, Version 2R. Shirey | Informational | August 2007 |
| 5705 | Keying Material Exporters for Transport Layer Security (TLS)E. Rescorla | Proposed Standard | March 2010 |
| 6066 | Transport Layer Security (TLS) Extensions: Extension DefinitionsD. Eastlake 3rd | Proposed Standard | January 2011 |
| 6234 | US Secure Hash Algorithms (SHA and SHA-based HMAC and HKDF)D. Eastlake 3rd, T. Hansen | Informational | May 2011 |
| 6749 | The OAuth 2.0 Authorization FrameworkD. Hardt, Ed. | Proposed Standard | October 2012 |
| 7250 | Using Raw Public Keys in Transport Layer Security (TLS) and Datagram Transport Layer Security (DTLS)P. Wouters, Ed., H. Tschofenig, Ed., J. Gilmore, S. Weiler, T. Kivinen | Proposed Standard | June 2014 |
| 7252 | The Constrained Application Protocol (CoAP)Z. Shelby, K. Hartke, C. Bormann | Proposed Standard | June 2014 |
| 7301 | Transport Layer Security (TLS) Application-Layer Protocol Negotiation ExtensionS. Friedl, A. Popov, A. Langley, E. Stephan | Proposed Standard | July 2014 |
| 7516 | JSON Web Encryption (JWE)M. Jones, J. Hildebrand | Proposed Standard | May 2015 |
| 7517 | JSON Web Key (JWK)M. Jones | Proposed Standard | May 2015 |
| 7519 | JSON Web Token (JWT)M. Jones, J. Bradley, N. Sakimura | Proposed Standard | May 2015 |
| 7627 | Transport Layer Security (TLS) Session Hash and Extended Master Secret ExtensionK. Bhargavan, Ed., A. Delignat-Lavaud, A. Pironti, A. Langley, M. Ray · obsoleted by RFC 9846 | Proposed Standard | September 2015 |
| 7800 | Proof-of-Possession Key Semantics for JSON Web Tokens (JWTs)M. Jones, J. Bradley, H. Tschofenig | Proposed Standard | April 2016 |
| 7841 | RFC Streams, Headers, and BoilerplatesJ. Halpern, Ed., L. Daigle, Ed., O. Kolkman, Ed. | Informational | May 2016 |
| 7925 | Transport Layer Security (TLS) / Datagram Transport Layer Security (DTLS) Profiles for the Internet of ThingsH. Tschofenig, Ed., T. Fossati | Proposed Standard | July 2016 |
| 8032 | Edwards-Curve Digital Signature Algorithm (EdDSA)S. Josefsson, I. Liusvaara | Informational | January 2017 |
| 8174 | Ambiguity of Uppercase vs Lowercase in RFC 2119 Key WordsB. Leiba | Best Current Practice | May 2017 |
| 8392 | CBOR Web Token (CWT)M. Jones, E. Wahlstroem, S. Erdtman, H. Tschofenig | Proposed Standard | May 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 |
| 8442 | ECDHE_PSK with AES-GCM and AES-CCM Cipher Suites for TLS 1.2 and DTLS 1.2J. Mattsson, D. Migault | Proposed Standard | September 2018 |
| 8446 | The Transport Layer Security (TLS) Protocol Version 1.3E. Rescorla · obsoleted by RFC 9846 | Proposed Standard | August 2018 |
| 8447 | IANA Registry Updates for TLS and DTLSJ. Salowey, S. Turner | Proposed Standard | August 2018 |
| 8610 | Concise Data Definition Language (CDDL): A Notational Convention to Express Concise Binary Object Representation (CBOR) and JSON Data StructuresH. Birkholz, C. Vigano, C. Bormann | Proposed Standard | June 2019 |
| 8747 | Proof-of-Possession Key Semantics for CBOR Web Tokens (CWTs)M. Jones, L. Seitz, G. Selander, S. Erdtman, H. Tschofenig | Proposed Standard | March 2020 |
| 8949 | Concise Binary Object Representation (CBOR)C. Bormann, P. Hoffman | Internet Standard | December 2020 |
| 9052 | CBOR Object Signing and Encryption (COSE): Structures and ProcessJ. Schaad | Internet Standard | August 2022 |
| 9110 | HTTP SemanticsR. Fielding, Ed., M. Nottingham, Ed., J. Reschke, Ed. | Internet Standard | June 2022 |
| 9200 | Authentication and Authorization for Constrained Environments Using the OAuth 2.0 Framework (ACE-OAuth)L. Seitz, G. Selander, E. Wahlstroem, S. Erdtman, H. Tschofenig | Proposed Standard | August 2022 |
| 9201 | Additional OAuth Parameters for Authentication and Authorization for Constrained Environments (ACE)L. Seitz | Proposed Standard | August 2022 |
| 9202 | Datagram Transport Layer Security (DTLS) Profile for Authentication and Authorization for Constrained Environments (ACE)S. Gerdes, O. Bergmann, C. Bormann, G. Selander, L. Seitz | Proposed Standard | August 2022 |
| 9237 | An Authorization Information Format (AIF) for Authentication and Authorization for Constrained Environments (ACE)C. Bormann | Proposed Standard | August 2022 |
| 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 |
| 9360 | CBOR Object Signing and Encryption (COSE): Header Parameters for Carrying and Referencing X.509 CertificatesJ. Schaad | Proposed Standard | February 2023 |
| 9430 | Extension of the Datagram Transport Layer Security (DTLS) Profile for Authentication and Authorization for Constrained Environments (ACE) to Transport Layer Security (TLS)O. Bergmann, J. Preuß Mattsson, G. Selander | Proposed Standard | July 2023 |