| 10073 | Composite Module-Lattice-Based Digital Signature Algorithm (ML-DSA) for Use in X.509 Public Key InfrastructureM. Ounsworth, J. Gray, M. Pala, J. Klaußner, S. Fluhrer | Proposed Standard | November 2026 |
| 10003 | Certificate Management over CMS (CMC): Transport ProtocolsJ. Mandel, Ed., S. Turner, Ed. | Proposed Standard | July 2026 |
| 9989 | Domain-Based Message Authentication, Reporting, and Conformance (DMARC)T. Herr, Ed., J. Levine, Ed. | Proposed Standard | May 2026 |
| 9936 | Use of ML-KEM in the Cryptographic Message Syntax (CMS)J. Prat, M. Ounsworth, D. Van Geest | Proposed Standard | March 2026 |
| 9788 | Header Protection for Cryptographically Protected EmailD. K. Gillmor, B. Hoeneisen, A. Melnikov | Proposed Standard | August 2025 |
| 9787 | Guidance on End-to-End Email SecurityD. K. Gillmor, Ed., A. Melnikov, Ed., B. Hoeneisen, Ed. | Informational | August 2025 |
| 9763 | Related Certificates for Use in Multiple Authentications within a ProtocolA. Becker, R. Guthrie, M. Jenkins | Proposed Standard | June 2025 |
| 9709 | Encryption Key Derivation in the Cryptographic Message Syntax (CMS) Using HKDF with SHA-256R. Housley | Proposed Standard | January 2025 |
| 9690 | Use of the RSA-KEM Algorithm in the Cryptographic Message Syntax (CMS)R. Housley, S. Turner | Proposed Standard | February 2025 |
| 9671 | Sieve Email Filtering: Extension for Processing Calendar AttachmentsK. Murchison, R. Signes, M. Horsfall | Proposed Standard | October 2024 |
| 9483 | Lightweight Certificate Management Protocol (CMP) ProfileH. Brockhaus, D. von Oheimb, S. Fries | Proposed Standard | November 2023 |
| 9481 | Certificate Management Protocol (CMP) AlgorithmsH. Brockhaus, H. Aschauer, M. Ounsworth, J. Gray | Proposed Standard | November 2023 |
| 9360 | CBOR Object Signing and Encryption (COSE): Header Parameters for Carrying and Referencing X.509 CertificatesJ. Schaad | Proposed Standard | February 2023 |
| 9223 | Real-Time Transport Object Delivery over Unidirectional Transport (ROUTE)W. Zia, T. Stockhammer, L. Chaponniere, G. Mandyam, M. Luby | Informational | April 2022 |
| 9219 | S/MIME Signature Verification Extension to the JSON Meta Application Protocol (JMAP)A. Melnikov | Proposed Standard | April 2022 |
| 9216 | S/MIME Example Keys and CertificatesD. K. Gillmor, Ed. | Informational | April 2022 |
| 9148 | EST-coaps: Enrollment over Secure Transport with the Secure Constrained Application ProtocolP. van der Stok, P. Kampanakis, M. Richardson, S. Raza | Proposed Standard | April 2022 |
| 9053 | CBOR Object Signing and Encryption (COSE): Initial AlgorithmsJ. Schaad | Informational | August 2022 |
| 9052 | CBOR Object Signing and Encryption (COSE): Structures and ProcessJ. Schaad | Internet Standard | August 2022 |
| 9051 | Internet Message Access Protocol (IMAP) - Version 4rev2A. Melnikov, Ed., B. Leiba, Ed. | Proposed Standard | August 2021 |
| 8976 | Message Digest for DNS ZonesD. Wessels, P. Barber, M. Weinberg, W. Kumari, W. Hardaker | Proposed Standard | February 2021 |
| 8894 | Simple Certificate Enrolment ProtocolP. Gutmann | Informational | September 2020 |
| 8886 | Secure Device InstallW. Kumari, C. Doyle | Informational | September 2020 |
| 8862 | Best Practices for Securing RTP Media Signaled with SIPJ. Peterson, R. Barnes, R. Housley | Best Current Practice | January 2021 |
| 8823 | Extensions to Automatic Certificate Management Environment for End-User S/MIME CertificatesA. Melnikov | Informational | April 2021 |
| 8755 | Using Commercial National Security Algorithm Suite Algorithms in Secure/Multipurpose Internet Mail ExtensionsM. Jenkins | Informational | March 2020 |
| 8689 | SMTP Require TLS OptionJ. Fenton | Proposed Standard | November 2019 |
| 8635 | Router Keying for BGPsecR. Bush, S. Turner, K. Patel | Proposed Standard | August 2019 |
| 8591 | SIP-Based Messaging with S/MIMEB. Campbell, R. Housley | Proposed Standard | April 2019 |
| 8550 | Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 4.0 Certificate HandlingJ. Schaad, B. Ramsdell, S. Turner | Proposed Standard | April 2019 |