ML-DSA
- Algorithm type: Digital signature scheme.
- Main cryptographic assumption: hardness of lattice problems over module lattices.
- Principal submitters: Vadim Lyubashevsky.
- Auxiliary submitters: Shi Bai, Léo Ducas, Eike Kiltz, Tancrède Lepoint, Peter Schwabe, Gregor Seiler, Damien Stehlé.
- Authors’ website: https://pq-crystals.org/dilithium/ and https://csrc.nist.gov/pubs/fips/204/final
- Specification version: ML-DSA.
- Primary Source:
- Source: https://github.com/pq-crystals/dilithium/commit/444cdcc84eb36b66fe27b3a2529ee48f6d8150c2 with copy_from_upstream patches
- Implementation license (SPDX-Identifier): CC0-1.0 or Apache-2.0
Parameter set summary
| Parameter set | Parameter set alias | Security model | Claimed NIST Level | Public key size (bytes) | Secret key size (bytes) | Signature size (bytes) |
|---|---|---|---|---|---|---|
| ML-DSA-44 | NA | SUF-CMA | 2 | 1312 | 2560 | 2420 |
| ML-DSA-65 | NA | SUF-CMA | 3 | 1952 | 4032 | 3309 |
| ML-DSA-87 | NA | SUF-CMA | 5 | 2592 | 4896 | 4627 |
ML-DSA-44 implementation characteristics
| Implementation source | Identifier in upstream | Supported architecture(s) | Supported operating system(s) | CPU extension(s) used | No branching-on-secrets claimed? | No branching-on-secrets checked by valgrind? | Large stack usage?‡ |
|---|---|---|---|---|---|---|---|
| Primary Source | ref | All | All | None | True | True | False |
| Primary Source | avx2 | x86_64 | Darwin,Linux | AVX2,POPCNT | True | True | False |
Are implementations chosen based on runtime CPU feature detection? Yes.
‡For an explanation of what this denotes, consult the Explanation of Terms section at the end of this file.
ML-DSA-65 implementation characteristics
| Implementation source | Identifier in upstream | Supported architecture(s) | Supported operating system(s) | CPU extension(s) used | No branching-on-secrets claimed? | No branching-on-secrets checked by valgrind? | Large stack usage? |
|---|---|---|---|---|---|---|---|
| Primary Source | ref | All | All | None | True | True | False |
| Primary Source | avx2 | x86_64 | Darwin,Linux | AVX2,POPCNT | True | True | False |
Are implementations chosen based on runtime CPU feature detection? Yes.
ML-DSA-87 implementation characteristics
| Implementation source | Identifier in upstream | Supported architecture(s) | Supported operating system(s) | CPU extension(s) used | No branching-on-secrets claimed? | No branching-on-secrets checked by valgrind? | Large stack usage? |
|---|---|---|---|---|---|---|---|
| Primary Source | ref | All | All | None | True | True | False |
| Primary Source | avx2 | x86_64 | Darwin,Linux | AVX2,POPCNT | True | True | False |
Are implementations chosen based on runtime CPU feature detection? Yes.
Explanation of Terms
- Large Stack Usage: Implementations identified as having such may cause failures when running in threads or in constrained environments.