| 1918 | Address Allocation for Private InternetsY. Rekhter, B. Moskowitz, D. Karrenberg, G. J. de Groot, E. Lear | Best Current Practice | February 1996 |
| 2119 | Key words for use in RFCs to Indicate Requirement LevelsS. Bradner | Best Current Practice | March 1997 |
| 3779 | X.509 Extensions for IP Addresses and AS IdentifiersC. Lynn, S. Kent, K. Seo | Proposed Standard | June 2004 |
| 4271 | A Border Gateway Protocol 4 (BGP-4)Y. Rekhter, Ed., T. Li, Ed., S. Hares, Ed. | Draft Standard | January 2006 |
| 5280 | Internet X.509 Public Key Infrastructure Certificate and Certificate Revocation List (CRL) ProfileD. Cooper, S. Santesson, S. Farrell, S. Boeyen, R. Housley, W. Polk | Proposed Standard | May 2008 |
| 5652 | Cryptographic Message Syntax (CMS)R. Housley | Internet Standard | September 2009 |
| 5741 | RFC Streams, Headers, and BoilerplatesL. Daigle, Ed., O. Kolkman, Ed., IAB · obsoleted by RFC 7841 | Informational | December 2009 |
| 5781 | The rsync URI SchemeS. Weiler, D. Ward, R. Housley | Informational | February 2010 |
| 6481 | A Profile for Resource Certificate Repository StructureG. Huston, R. Loomans, G. Michaelson | Proposed Standard | February 2012 |
| 6482 | A Profile for Route Origin Authorizations (ROAs)M. Lepinski, S. Kent, D. Kong · obsoleted by RFC 9582 | Proposed Standard | February 2012 |
| 6483 | Validation of Route Origination Using the Resource Certificate Public Key Infrastructure (PKI) and Route Origin Authorizations (ROAs)G. Huston, G. Michaelson | Informational | February 2012 |
| 6486 | Manifests for the Resource Public Key Infrastructure (RPKI)R. Austein, G. Huston, S. Kent, M. Lepinski · obsoleted by RFC 9286 | Proposed Standard | February 2012 |
| 6487 | A Profile for X.509 PKIX Resource CertificatesG. Huston, G. Michaelson, R. Loomans | Proposed Standard | February 2012 |
| 6488 | Signed Object Template for the Resource Public Key Infrastructure (RPKI)M. Lepinski, A. Chi, S. Kent | Proposed Standard | February 2012 |
| 6489 | Certification Authority (CA) Key Rollover in the Resource Public Key Infrastructure (RPKI)G. Huston, G. Michaelson, S. Kent | Best Current Practice | February 2012 |
| 6490 | Resource Public Key Infrastructure (RPKI) Trust Anchor LocatorG. Huston, S. Weiler, G. Michaelson, S. Kent · obsoleted by RFC 7730 | Proposed Standard | February 2012 |
| 6491 | Resource Public Key Infrastructure (RPKI) Objects Issued by IANAT. Manderson, L. Vegoda, S. Kent | Proposed Standard | February 2012 |