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* Updates to Dilithium 3.1 (randomized) * Update dilithium.md, point to pqcrystals-repo * Partially autogenerating algorithm docs
27 lines
2.1 KiB
Markdown
27 lines
2.1 KiB
Markdown
# CRYSTALS-Kyber
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- **Algorithm type**: key encapsulation mechanism
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- **Main cryptographic assumption**: module learning with errors (MLWE)
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- **Scheme authors**: Roberto Avanzi, Joppe Bos, Léo Ducas, Eike Kiltz, Tancrède Lepoint, Vadim Lyubashevsky, John M. Schanck, Peter Schwabe, Gregor Seiler, Damien Stehle
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- **Authors' website**: https://pq-crystals.org/kyber
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- **Version**: NIST Round 3 submission
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## Implementation
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- **Source of implementation**: https://github.com/pq-crystals/kyber
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- **Implementation version**: https://github.com/pq-crystals/kyber.git, master, 8e9308bd0f25fa698e4f37aba216249261f8b352
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- **License**: Public domain
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- **Constant-time**: Yes
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- **Optimizations**: Portable C with AES, AVX2, BMI2, POPCNT, SSE2, SSSE3 instructions (if available at run-time)
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## Parameter sets
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| Parameter set | Security model | Claimed NIST security level | Public key size (bytes) | Secret key size (bytes) | Ciphertext size (bytes) | Shared secret size (bytes) |
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| ------------- | -------------- | --------------------------- | ----------------------- | ----------------------- | ----------------------- | -------------------------- |
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| Kyber512 | IND-CCA2 | 1 | 800 | 1632 | 768 | 32 |
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| Kyber768 | IND-CCA2 | 3 | 1184 | 2400 | 1088 | 32 |
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| Kyber1024 | IND-CCA2 | 5 | 1568 | 3168 | 1568 | 32 |
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| Kyber512-90s | IND-CCA2 | 1 | 800 | 1632 | 768 | 32 |
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| Kyber768-90s | IND-CCA2 | 1 | 1184 | 2400 | 1088 | 32 |
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| Kyber1024-90s | IND-CCA2 | 5 | 1568 | 3168 | 1568 | 32 |
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