mirror of
https://github.com/open-quantum-safe/liboqs.git
synced 2025-10-04 00:02:01 -04:00
3.1 KiB
3.1 KiB
Classic McEliece
- Algorithm type: key encapsulation mechanism
- Main cryptographic assumption: Niederreiter's dual version of McEliece's public key encryption using binary Goppa codes
- Scheme authors: Daniel J. Bernstein, Tung Chou, Tanja Lange, Ingo von Maurich, Rafael Misoczki, Ruben Niederhagen, Edoardo Persichetti, Christiane Peters, Peter Schwabe, Nicolas Sendrier, Jakub Szefer, Wen Wang
- Authors' website: https://classic.mceliece.org
- Version: SUPERCOP-20191221
Implementation
- Source of implementation: SUPERCOP-20191221, "vec" implementation ("avx" implementation if OQS_USE_CPU_EXTENSIONS set)
- Implementation version: https://github.com/PQClean/PQClean.git, master, 865f0bd1d1dceb6624fc27e6395b14d2d03261ad
- License: Public domain
- Constant-time: Yes
- Optimizations: Portable C with AVX2, BMI1, POPCNT instructions (if available at run-time)
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) |
|---|---|---|---|---|---|---|
| Classic-McEliece-348864 | IND-CCA2 | 1 | 261120 | 6452 | 128 | 32 |
| Classic-McEliece-348864f | IND-CCA2 | 1 | 261120 | 6452 | 128 | 32 |
| Classic-McEliece-460896 | IND-CCA2 | 3 | 524160 | 13568 | 188 | 32 |
| Classic-McEliece-460896f | IND-CCA2 | 3 | 524160 | 13568 | 188 | 32 |
| Classic-McEliece-6688128 | IND-CCA2 | 5 | 1044992 | 13892 | 240 | 32 |
| Classic-McEliece-6688128f | IND-CCA2 | 5 | 1044992 | 13892 | 240 | 32 |
| Classic-McEliece-6960119 | IND-CCA2 | 5 | 1047319 | 13908 | 226 | 32 |
| Classic-McEliece-6960119f | IND-CCA2 | 5 | 1047319 | 13908 | 226 | 32 |
| Classic-McEliece-8192128 | IND-CCA2 | 5 | 1357824 | 14080 | 240 | 32 |
| Classic-McEliece-8192128f | IND-CCA2 | 5 | 1357824 | 14080 | 240 | 32 |