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2.3 KiB
2.3 KiB
liboqs master branch algorithm datasheet: kem_sike
Summary
- Name: SIKE
- Algorithm type: key encapsulation mechanism
- Main cryptographic assumption: (supersingular) isogeny walk problem
- NIST submission URL: https://csrc.nist.gov/CSRC/media/Projects/Post-Quantum-Cryptography/documents/round-2/submissions/SIKE-Round2.zip
- Submitters (to NIST competition): David Jao, Reza Azarderakhsh, Matthew Campagna, Craig Costello, Luca De Feo, Basil Hess, Amir Jalali, Brian Koziel, Brian LaMacchia, Patrick Longa, Michael Naehrig, Joost Renes, Vladimir Soukharev, David Urbanik
- Submitters' website: http://sike.org/
- Added to liboqs by: Christian Paquin
Parameter sets
| Parameter set | Security model | Claimed NIST security level | Public key size (bytes) | Secret key size (bytes) | Ciphertext size (bytes) | Shared secret size (bytes) |
|---|---|---|---|---|---|---|
| Sike-p434 | IND-CCA | 1 | 330 | 374 | 346 | 16 |
| Sike-p503 | IND-CCA | 2 | 378 | 434 | 402 | 24 |
| Sike-p610 | IND-CCA | 3 | 462 | 524 | 486 | 24 |
| Sike-p751 | IND-CCA | 3 | 564 | 644 | 596 | 32 |
Implementation
- Source of implementation: https://github.com/Microsoft/PQCrypto-SIDH
- Implementation version: v3.1 (
5ca332aca6) - License: MIT License
- Language: C
- Constant-time: Yes
- Architectures supported in liboqs master branch: x86, x64
Additional comments
The original Sike implementation includes optimizations that are not currently being built in liboqs. See src/kem/sike/upstream/README for details.