| 9804 | Simple Public Key Infrastructure (SPKI) S-ExpressionsR. Rivest, D. Eastlake 3rd | Informational | June 2025 |
| 9231 | Additional XML Security Uniform Resource Identifiers (URIs)D. Eastlake 3rd | Proposed Standard | July 2022 |
| 8322 | Resource-Oriented Lightweight Information Exchange (ROLIE)J. Field, S. Banghart, D. Waltermire | Proposed Standard | February 2018 |
| 7519 | JSON Web Token (JWT)M. Jones, J. Bradley, N. Sakimura | Proposed Standard | May 2015 |
| 7518 | JSON Web Algorithms (JWA)M. Jones | Proposed Standard | May 2015 |
| 6931 | Additional XML Security Uniform Resource Identifiers (URIs)D. Eastlake 3rd · obsoleted by RFC 9231 | Proposed Standard | April 2013 |
| 6726 | FLUTE - File Delivery over Unidirectional TransportT. Paila, R. Walsh, M. Luby, V. Roca, R. Lehtonen | Proposed Standard | November 2012 |
| 6545 | Real-time Inter-network Defense (RID)K. Moriarty | Proposed Standard | April 2012 |
| 6283 | Extensible Markup Language Evidence Record Syntax (XMLERS)A. Jerman Blazic, S. Saljic, T. Gondrom | Proposed Standard | July 2011 |
| 6272 | Internet Protocols for the Smart GridF. Baker, D. Meyer | Informational | June 2011 |
| 6045 | Real-time Inter-network Defense (RID)K. Moriarty · obsoleted by RFC 6545 | Informational | November 2010 |
| 5901 | Extensions to the IODEF-Document Class for Reporting PhishingP. Cain, D. Jevans | Proposed Standard | July 2010 |
| 5698 | Data Structure for the Security Suitability of Cryptographic Algorithms (DSSC)T. Kunz, S. Okunick, U. Pordesch | Proposed Standard | November 2009 |
| 5510 | Reed-Solomon Forward Error Correction (FEC) SchemesJ. Lacan, V. Roca, J. Peltotalo, S. Peltotalo | Proposed Standard | April 2009 |
| 5170 | Low Density Parity Check (LDPC) Staircase and Triangle Forward Error Correction (FEC) SchemesV. Roca, C. Neumann, D. Furodet | Proposed Standard | June 2008 |
| 5105 | ENUM Validation Token Format DefinitionO. Lendl | Proposed Standard | December 2007 |
| 4902 | Integrity, Privacy, and Security in Open Pluggable Edge Services (OPES) for SMTPM. Stecher | Informational | May 2007 |
| 4765 | The Intrusion Detection Message Exchange Format (IDMEF)H. Debar, D. Curry, B. Feinstein | Experimental | March 2007 |
| 4387 | Internet X.509 Public Key Infrastructure Operational Protocols: Certificate Store Access via HTTPP. Gutmann, Ed. | Proposed Standard | February 2006 |
| 4231 | Identifiers and Test Vectors for HMAC-SHA-224, HMAC-SHA-256, HMAC-SHA-384, and HMAC-SHA-512M. Nystrom | Proposed Standard | December 2005 |
| 4194 | The S Hexdump FormatJ. Strombergson, L. Walleij, P. Faltstrom | Proposed Standard | October 2005 |
| 4153 | XML Voucher: Generic Voucher LanguageK. Fujimura, M. Terada, D. Eastlake 3rd | Informational | September 2005 |
| 4112 | Electronic Commerce Modeling Language (ECML) Version 2 SpecificationD. Eastlake 3rd | Proposed Standard | June 2005 |
| 4051 | Additional XML Security Uniform Resource Identifiers (URIs)D. Eastlake 3rd · obsoleted by RFC 6931 | Proposed Standard | April 2005 |
| 4050 | Using the Elliptic Curve Signature Algorithm (ECDSA) for XML Digital SignaturesS. Blake-Wilson, G. Karlinger, T. Kobayashi, Y. Wang | Informational | April 2005 |
| 3930 | The Protocol versus Document Points of View in Computer ProtocolsD. Eastlake 3rd | Informational | October 2004 |
| 3926 | FLUTE - File Delivery over Unidirectional TransportT. Paila, M. Luby, R. Lehtonen, V. Roca, R. Walsh · obsoleted by RFC 6726 | Experimental | October 2004 |
| 3870 | application/rdf+xml Media Type RegistrationA. Swartz | Informational | September 2004 |
| 3792 | Survey of IPv4 Addresses in Currently Deployed IETF Security Area Standards Track and Experimental DocumentsP. Nesser, II, A. Bergstrom, Ed. | Informational | June 2004 |
| 3767 | Securely Available Credentials ProtocolS. Farrell, Ed. | Proposed Standard | June 2004 |
| 3741 | Exclusive XML Canonicalization, Version 1.0J. Boyer, D. Eastlake 3rd, J. Reagle | Informational | March 2004 |
| 3653 | XML-Signature XPath Filter 2.0J. Boyer, M. Hughes, J. Reagle | Informational | December 2003 |
| 3470 | Guidelines for the Use of Extensible Markup Language (XML) within IETF ProtocolsS. Hollenbeck, M. Rose, L. Masinter | Best Current Practice | January 2003 |
| 3354 | Internet Open Trading Protocol Version 2 RequirementsD. Eastlake 3rd | Informational | August 2002 |