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SABER

  • Algorithm type: key encapsulation mechanism
  • Main cryptographic assumption: module learning with rounding
  • Scheme authors: Jan-Pieter D’Anvers, Angshuman Karmakar, Sujoy Sinha Roy, Frederic Vercauteren
  • Authors’ website: https://www.esat.kuleuven.be/cosic/pqcrypto/saber/
  • Version: NIST Round 2 submission

Implementation

  • Source of implementation: https://github.com/KULeuven-COSIC/SABER
  • Implementation version: https://github.com/PQClean/PQClean/commit/c50bc64a40ce83639cff54419fce60483a30c430
  • License: Public domain
  • Constant-time: Yes
  • Optimizations: Portable C

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)
LightSaber-KEM IND-CCA 1 672 1568 736 32
Saber-KEM IND-CCA 3 992 2304 1088 32
FireSaber-KEM IND-CCA 5 1312 3040 1472 32







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