| 2046 | Multipurpose Internet Mail Extensions (MIME) Part Two: Media TypesN. Freed, N. Borenstein | Draft Standard | November 1996 |
| 2119 | Key words for use in RFCs to Indicate Requirement LevelsS. Bradner | Best Current Practice | March 1997 |
| 2985 | PKCS #9: Selected Object Classes and Attribute Types Version 2.0M. Nystrom, B. Kaliski | Informational | November 2000 |
| 2986 | PKCS #10: Certification Request Syntax Specification Version 1.7M. Nystrom, B. Kaliski | Informational | November 2000 |
| 3739 | Internet X.509 Public Key Infrastructure: Qualified Certificates ProfileS. Santesson, M. Nystrom, T. Polk | Proposed Standard | March 2004 |
| 4108 | Using Cryptographic Message Syntax (CMS) to Protect Firmware PackagesR. Housley | Proposed Standard | August 2005 |
| 5273 | Certificate Management over CMS (CMC): Transport ProtocolsJ. Schaad, M. Myers · obsoleted by RFC 10003 | Proposed Standard | June 2008 |
| 5274 | Certificate Management Messages over CMS (CMC): Compliance RequirementsJ. Schaad, M. Myers · obsoleted by RFC 10004 | Proposed Standard | June 2008 |
| 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 |
| 5911 | New ASN.1 Modules for Cryptographic Message Syntax (CMS) and S/MIMEP. Hoffman, J. Schaad | Informational | June 2010 |
| 5912 | New ASN.1 Modules for the Public Key Infrastructure Using X.509 (PKIX)P. Hoffman, J. Schaad | Informational | June 2010 |
| 5913 | Clearance Attribute and Authority Clearance Constraints Certificate ExtensionS. Turner, S. Chokhani | Proposed Standard | June 2010 |
| 5915 | Elliptic Curve Private Key StructureS. Turner, D. Brown | Informational | June 2010 |
| 5916 | Device Owner AttributeS. Turner | Informational | June 2010 |
| 5917 | Clearance Sponsor AttributeS. Turner | Informational | June 2010 |
| 5958 | Asymmetric Key PackagesS. Turner | Proposed Standard | August 2010 |
| 5959 | Algorithms for Asymmetric Key Package Content TypeS. Turner | Proposed Standard | August 2010 |
| 6010 | Cryptographic Message Syntax (CMS) Content Constraints ExtensionR. Housley, S. Ashmore, C. Wallace | Proposed Standard | September 2010 |
| 6031 | Cryptographic Message Syntax (CMS) Symmetric Key Package Content TypeS. Turner, R. Housley | Proposed Standard | December 2010 |
| 6032 | Cryptographic Message Syntax (CMS) Encrypted Key Package Content TypeS. Turner, R. Housley | Proposed Standard | December 2010 |
| 6033 | Algorithms for Cryptographic Message Syntax (CMS) Encrypted Key Package Content TypeS. Turner | Proposed Standard | December 2010 |
| 6160 | Algorithms for Cryptographic Message Syntax (CMS) Protection of Symmetric Key Package Content TypesS. Turner | Proposed Standard | April 2011 |
| 6161 | Elliptic Curve Algorithms for Cryptographic Message Syntax (CMS) Encrypted Key Package Content TypeS. Turner | Proposed Standard | April 2011 |
| 6162 | Elliptic Curve Algorithms for Cryptographic Message Syntax (CMS) Asymmetric Key Package Content TypeS. Turner | Proposed Standard | April 2011 |
| 6268 | Additional New ASN.1 Modules for the Cryptographic Message Syntax (CMS) and the Public Key Infrastructure Using X.509 (PKIX)J. Schaad, S. Turner | Informational | July 2011 |
| 6402 | Certificate Management over CMS (CMC) UpdatesJ. Schaad · obsoleted by RFC 10002, RFC 10003, RFC 10004 | Proposed Standard | November 2011 |
| 7030 | Enrollment over Secure TransportM. Pritikin, Ed., P. Yee, Ed., D. Harkins, Ed. | Proposed Standard | October 2013 |
| 7191 | Cryptographic Message Syntax (CMS) Key Package Receipt and Error Content TypesR. Housley | Proposed Standard | April 2014 |
| 7192 | Algorithms for Cryptographic Message Syntax (CMS) Key Package Receipt and Error Content TypesS. Turner | Proposed Standard | April 2014 |
| 7292 | PKCS #12: Personal Information Exchange Syntax v1.1K. Moriarty, Ed., M. Nystrom, S. Parkinson, A. Rusch, M. Scott | Informational | July 2014 |
| 7841 | RFC Streams, Headers, and BoilerplatesJ. Halpern, Ed., L. Daigle, Ed., O. Kolkman, Ed. | Informational | May 2016 |
| 7906 | NSA's Cryptographic Message Syntax (CMS) Key Management AttributesP. Timmel, R. Housley, S. Turner | Informational | June 2016 |
| 8174 | Ambiguity of Uppercase vs Lowercase in RFC 2119 Key WordsB. Leiba | Best Current Practice | May 2017 |
| 8295 | EST (Enrollment over Secure Transport) ExtensionsS. Turner | Proposed Standard | January 2018 |
| 8603 | Commercial National Security Algorithm (CNSA) Suite Certificate and Certificate Revocation List (CRL) ProfileM. Jenkins, L. Zieglar | Informational | May 2019 |
| 8755 | Using Commercial National Security Algorithm Suite Algorithms in Secure/Multipurpose Internet Mail ExtensionsM. Jenkins | Informational | March 2020 |
| 8756 | Commercial National Security Algorithm (CNSA) Suite Profile of Certificate Management over CMSM. Jenkins, L. Zieglar | Informational | March 2020 |
| 9151 | Commercial National Security Algorithm (CNSA) Suite Profile for TLS and DTLS 1.2 and 1.3D. Cooley | Informational | April 2022 |