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2.5 KiB
2.5 KiB
liboqs master branch algorithm datasheet: kem_frodokem
Summary
- Name: FrodoKEM
- Algorithm type: key encapsulation mechanism
- Main cryptographic assumption: learning with errors (LWE)
- Scheme authors: Michael Naehrig, Erdem Alkim, Joppe Bos, Léo Ducas, Karen Easterbrook, Brian LaMacchia, Patrick Longa, Ilya Mironov, Valeria Nikolaenko, Christopher Peikert, Ananth Raghunathan, Douglas Stebila
- Authors' website: https://frodokem.org/
- Added to liboqs by: Douglas Stebila
- NIST Round 2 submission
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) |
|---|---|---|---|---|---|---|
| FrodoKEM-640-AES | IND-CCA | 1 | 9616 | 19888 | 9720 | 16 |
| FrodoKEM-640-SHAKE | IND-CCA | 1 | 9616 | 19888 | 9720 | 16 |
| FrodoKEM-976-AES | IND-CCA | 3 | 15632 | 31296 | 15744 | 24 |
| FrodoKEM-976-SHAKE | IND-CCA | 3 | 15632 | 31296 | 15744 | 24 |
| FrodoKEM-1344-AES | IND-CCA | 5 | 21520 | 43088 | 21632 | 32 |
| FrodoKEM-1344-SHAKE | IND-CCA | 5 | 15632 | 43088 | 21632 | 32 |
Implementation
- Source of implementation: https://github.com/Microsoft/PQCrypto-LWEKE/
- Implementation version:
e72fd489ba - License: MIT License
- Language: C
- Constant-time: Yes
- Architectures supported in liboqs master branch: x86, x64
Additional comments
The original FrodoKEM implementation includes optimizations that are not currently being built in liboqs:
- ARM
- AVX2
- cSHAKE 4-way hashing