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38 lines
2.9 KiB
Markdown
38 lines
2.9 KiB
Markdown
liboqs algorithm datasheet: `kem_sike`
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====================================================
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Summary
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-------
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- **Name**: SIKE
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- **Algorithm type**: key encapsulation mechanism
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- **Main cryptographic assumption**: (supersingular) isogeny walk problem
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- **NIST submission URL**: https://csrc.nist.gov/CSRC/media/Projects/Post-Quantum-Cryptography/documents/round-2/submissions/SIKE-Round2.zip
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- **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
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- **Submitters' website**: http://sike.org/
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- **Added to liboqs by**: Christian Paquin
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Parameter sets
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--------------
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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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| SIKE-p434 | IND-CCA | 1 | 330 | 374 | 346 | 16 |
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| SIKE-p434-compressed | IND-CCA | 1 | 196 | 239 | 209 | 16 |
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| SIKE-p503 | IND-CCA | 2 | 378 | 434 | 402 | 24 |
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| SIKE-p503-compressed | IND-CCA | 2 | 224 | 280 | 248 | 24 |
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| SIKE-p610 | IND-CCA | 3 | 462 | 524 | 486 | 24 |
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| SIKE-p610-compressed | IND-CCA | 3 | 273 | 336 | 297 | 24 |
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| SIKE-p751 | IND-CCA | 3 | 564 | 644 | 596 | 32 |
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| SIKE-p751-compressed | IND-CCA | 3 | 334 | 413 | 363 | 32 |
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Implementation
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--------------
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- **Source of implementation:** https://github.com/Microsoft/PQCrypto-SIDH
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- **Implementation version:** v3.2 (https://github.com/microsoft/PQCrypto-SIDH/commit/fde210a7cf03e835cceb1d5ff34ccf58625d0311)
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- **License:** MIT License
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- **Language:** C
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- **Constant-time:** Yes
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- **Architectures supported in liboqs master branch**: x86, x64
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