| 2119 | Key words for use in RFCs to Indicate Requirement LevelsS. Bradner | Best Current Practice | March 1997 |
| 3986 | Uniform Resource Identifier (URI): Generic SyntaxT. Berners-Lee, R. Fielding, L. Masinter | Internet Standard | January 2005 |
| 4949 | Internet Security Glossary, Version 2R. Shirey | Informational | August 2007 |
| 6570 | URI TemplateJ. Gregorio, R. Fielding, M. Hadley, M. Nottingham, D. Orchard | Proposed Standard | March 2012 |
| 6838 | Media Type Specifications and Registration ProceduresN. Freed, J. Klensin, T. Hansen | Best Current Practice | January 2013 |
| 7228 | Terminology for Constrained-Node NetworksC. Bormann, M. Ersue, A. Keranen | Informational | May 2014 |
| 7252 | The Constrained Application Protocol (CoAP)Z. Shelby, K. Hartke, C. Bormann | Proposed Standard | June 2014 |
| 7493 | The I-JSON Message FormatT. Bray, Ed. | Proposed Standard | March 2015 |
| 7841 | RFC Streams, Headers, and BoilerplatesJ. Halpern, Ed., L. Daigle, Ed., O. Kolkman, Ed. | Informational | May 2016 |
| 8126 | Guidelines for Writing an IANA Considerations Section in RFCsM. Cotton, B. Leiba, T. Narten | Best Current Practice | June 2017 |
| 8132 | PATCH and FETCH Methods for the Constrained Application Protocol (CoAP)P. van der Stok, C. Bormann, A. Sehgal | Proposed Standard | April 2017 |
| 8174 | Ambiguity of Uppercase vs Lowercase in RFC 2119 Key WordsB. Leiba | Best Current Practice | May 2017 |
| 8259 | The JavaScript Object Notation (JSON) Data Interchange FormatT. Bray, Ed. | Internet Standard | December 2017 |
| 8576 | Internet of Things (IoT) Security: State of the Art and ChallengesO. Garcia-Morchon, S. Kumar, M. Sethi | Informational | April 2019 |
| 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 |
| 8881 | Network File System (NFS) Version 4 Minor Version 1 ProtocolD. Noveck, Ed., C. Lever | Proposed Standard | August 2020 |
| 8949 | Concise Binary Object Representation (CBOR)C. Bormann, P. Hoffman | Internet Standard | December 2020 |
| 9110 | HTTP SemanticsR. Fielding, Ed., M. Nottingham, Ed., J. Reschke, Ed. | Internet Standard | June 2022 |
| 9165 | Additional Control Operators for the Concise Data Definition Language (CDDL)C. Bormann | Proposed Standard | December 2021 |
| 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 |