RFC 9881
Internet X.509 Public Key Infrastructure -- Algorithm Identifiers for the Module-Lattice-Based Digital Signature Algorithm (ML-DSA), October 2025
- File formats:

- Also available: XML file for editing
- Status:
- PROPOSED STANDARD
- Authors:
- J. Massimo
P. Kampanakis
S. Turner
B. E. Westerbaan - Stream:
- IETF
- Source:
- lamps (sec)
Cite this RFC: TXT | XML | BibTeX
DOI: https://doi.org/10.17487/RFC9881
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Abstract
Digital signatures are used within X.509 certificates and Certificate Revocation Lists (CRLs), and to sign messages. This document specifies the conventions for using FIPS 204, the Module-Lattice-Based Digital Signature Algorithm (ML-DSA) in Internet X.509 certificates and CRLs. The conventions for the associated signatures, subject public keys, and private key are also described.
For the definition of Status, see RFC 2026.
For the definition of Stream, see RFC 8729.