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7.0 KiB
7.0 KiB
liboqs nist-branch algorithm datasheet: sig_sphincs
Summary
- Name: SPHINCS+
- Algorithm type: signature
- Main cryptographic assumption: hash-based signatures
- NIST submission URL: https://csrc.nist.gov/CSRC/media/Projects/Post-Quantum-Cryptography/documents/round-2/submissions/SPHINCS-Round2.zip
- Submitters (to NIST competition): Andreas Hulsing, Daniel J. Bernstein, Christoph Dobraunig, Maria Eichlseder, Scott Fluhrer, Stefan-Lukas Gazdag, Panos Kampanakis, Stefan Kolbl, Tanja Lange, Martin M Lauridsen, Florian Mendel, Ruben Niederhagen, Christian Rechberger, Joost Rijneveld, Peter Schwabe, Jean-Philippe Aumasson
- Submitters' website: https://sphincs.org/
- Added to liboqs by: Thom Wiggers and Douglas Stebila
Parameter sets
| Parameter set | Security model | Claimed NIST security level | Public key size (bytes) | Secret key size (bytes) | Signature size (bytes) |
|---|---|---|---|---|---|
| SPHINCS+-Haraka-128f-robust | EUF-CMA | 1 | 32 | 64 | 16976 |
| SPHINCS+-Haraka-128f-simple | EUF-CMA | 1 | 32 | 64 | 16976 |
| SPHINCS+-Haraka-128s-robust | EUF-CMA | 1 | 32 | 64 | 8080 |
| SPHINCS+-Haraka-128s-simple | EUF-CMA | 1 | 32 | 64 | 8080 |
| SPHINCS+-Haraka-192f-robust | EUF-CMA | 3 | 48 | 96 | 35664 |
| SPHINCS+-Haraka-192f-simple | EUF-CMA | 3 | 48 | 96 | 35664 |
| SPHINCS+-Haraka-192s-robust | EUF-CMA | 3 | 48 | 96 | 17064 |
| SPHINCS+-Haraka-192s-simple | EUF-CMA | 3 | 48 | 96 | 17064 |
| SPHINCS+-Haraka-256f-robust | EUF-CMA | 5 | 64 | 128 | 49216 |
| SPHINCS+-Haraka-256f-simple | EUF-CMA | 5 | 64 | 128 | 49216 |
| SPHINCS+-Haraka-256s-robust | EUF-CMA | 5 | 64 | 128 | 29792 |
| SPHINCS+-Haraka-256s-simple | EUF-CMA | 5 | 64 | 128 | 29792 |
| SPHINCS+-SHA256-128f-robust | EUF-CMA | 1 | 32 | 64 | 16976 |
| SPHINCS+-SHA256-128f-simple | EUF-CMA | 1 | 32 | 64 | 16976 |
| SPHINCS+-SHA256-128s-robust | EUF-CMA | 1 | 32 | 64 | 8080 |
| SPHINCS+-SHA256-128s-simple | EUF-CMA | 1 | 32 | 64 | 8080 |
| SPHINCS+-SHA256-192f-robust | EUF-CMA | 3 | 48 | 96 | 35664 |
| SPHINCS+-SHA256-192f-simple | EUF-CMA | 3 | 48 | 96 | 35664 |
| SPHINCS+-SHA256-192s-robust | EUF-CMA | 3 | 48 | 96 | 17064 |
| SPHINCS+-SHA256-192s-simple | EUF-CMA | 3 | 48 | 96 | 17064 |
| SPHINCS+-SHA256-256f-robust | EUF-CMA | 5 | 64 | 128 | 49216 |
| SPHINCS+-SHA256-256f-simple | EUF-CMA | 5 | 64 | 128 | 49216 |
| SPHINCS+-SHA256-256s-robust | EUF-CMA | 5 | 64 | 128 | 29792 |
| SPHINCS+-SHA256-256s-simple | EUF-CMA | 5 | 64 | 128 | 29792 |
| SPHINCS+-SHAKE256-128f-robust | EUF-CMA | 1 | 32 | 64 | 16976 |
| SPHINCS+-SHAKE256-128f-simple | EUF-CMA | 1 | 32 | 64 | 16976 |
| SPHINCS+-SHAKE256-128s-robust | EUF-CMA | 1 | 32 | 64 | 8080 |
| SPHINCS+-SHAKE256-128s-simple | EUF-CMA | 1 | 32 | 64 | 8080 |
| SPHINCS+-SHAKE256-192f-robust | EUF-CMA | 3 | 48 | 96 | 35664 |
| SPHINCS+-SHAKE256-192f-simple | EUF-CMA | 3 | 48 | 96 | 35664 |
| SPHINCS+-SHAKE256-192s-robust | EUF-CMA | 3 | 48 | 96 | 17064 |
| SPHINCS+-SHAKE256-192s-simple | EUF-CMA | 3 | 48 | 96 | 17064 |
| SPHINCS+-SHAKE256-256f-robust | EUF-CMA | 5 | 64 | 128 | 49216 |
| SPHINCS+-SHAKE256-256f-simple | EUF-CMA | 5 | 64 | 128 | 49216 |
| SPHINCS+-SHAKE256-256s-robust | EUF-CMA | 5 | 64 | 128 | 29792 |
| SPHINCS+-SHAKE256-256s-simple | EUF-CMA | 5 | 64 | 128 | 29792 |
Implementation
- Source of implementation: https://github.com/PQClean/PQClean
- Implementation version:
83c974e45b - License: CC0 1.0 Universal
- Language: C
- Constant-time: Yes
- Architectures supported in liboqs master branch: x86, x64