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liboqs/docs/algorithms/sig/falcon.md
Basil Hess be678118a5
kyber/dilithium aarch64 pull from pqclean + patches (#1512) 
* fix compiler warning/error in aes256_armv8.c

* pull pqclean+paches

* pull pqclean+paches

* remove old patches & update algorithm md/yml

* add new patches

* add patch with fixes for arm/kyber768+kyber1024

* update licenses in yamls and mds

* update kyber/dil suppression files

* removes superfluous pqclean Makefiles & updates copy_from_upstream script to handle this case

* update license infos
2023-08-04 16:52:49 -04:00

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Falcon

  • Algorithm type: Digital signature scheme.
  • Main cryptographic assumption: hardness of NTRU lattice problems.
  • Principal submitters: Thomas Prest.
  • Auxiliary submitters: Pierre-Alain Fouque, Jeffrey Hoffstein, Paul Kirchner, Vadim Lyubashevsky, Thomas Pornin, Thomas Prest, Thomas Ricosset, Gregor Seiler, William Whyte, Zhenfei Zhang.
  • Authors' website: https://falcon-sign.info
  • Specification version: 20211101.
  • Primary Source:
    • Source: 66e5017205
    • Implementation license (SPDX-Identifier): MIT

Parameter set summary

Parameter set Security model Claimed NIST Level Public key size (bytes) Secret key size (bytes) Signature size (bytes)
Falcon-512 EUF-CMA 1 897 1281 666
Falcon-1024 EUF-CMA 5 1793 2305 1280

Falcon-512 implementation characteristics

Implementation source Identifier in upstream Supported architecture(s) Supported operating system(s) CPU extension(s) used No branching-on-secrets claimed? No branching-on-secrets checked by valgrind? Large stack usage?‡
Primary Source clean All All None True True False
Primary Source avx2 x86_64 All AVX2 True True False

Are implementations chosen based on runtime CPU feature detection? Yes.

‡For an explanation of what this denotes, consult the Explanation of Terms section at the end of this file.

Falcon-1024 implementation characteristics

Implementation source Identifier in upstream Supported architecture(s) Supported operating system(s) CPU extension(s) used No branching-on-secrets claimed? No branching-on-secrets checked by valgrind? Large stack usage?
Primary Source clean All All None True True False
Primary Source avx2 x86_64 All AVX2 True True False

Are implementations chosen based on runtime CPU feature detection? Yes.

Explanation of Terms

  • Large Stack Usage: Implementations identified as having such may cause failures when running in threads or in constrained environments.