name: ntrulpr857 type: kem claimed-nist-level: 3 claimed-security: IND-CCA2 length-public-key: 1184 length-secret-key: 1463 length-ciphertext: 1312 length-shared-secret: 32 nistkat-sha256: b5816d6156b856a42b9152322b23aca53db17c67c8b30ba660e1ff6d389d2608 principal-submitters: - Daniel J. Bernstein - Billy Bob Brumley - Ming-Shing Chen - Chitchanok Chuengsatiansup - Tanja Lange - Adrian Marotzke - Bo-Yuan Peng - Nicola Tuveri - Christine van Vredendaal - Bo-Yin Yang implementations: - name: clean version: supercop-20210604 via https://github.com/mkannwischer/package-pqclean/tree/5714c895/ntruprime - name: avx2 version: supercop-20210604 via https://github.com/mkannwischer/package-pqclean/tree/5714c895/ntruprime supported_platforms: - architecture: x86_64 operating_systems: - Linux - Darwin required_flags: - avx2