Séminaire de Cryptographie

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Damien Stehlé

CRYSTALS: Dilithium and Kyber

Kyber -- a Key Exchange Mechanism -- and Dilithium -- a digital signature -- are the two components of the Cryptographic Suite for Algebraic Lattices (CRYSTALS). I will present the intractable problems underlying their security, overview their design and comment their practical performance. The talk is based on the following articles: https://eprint.iacr.org/2017/633.pdf https://eprint.iacr.org/2017/634.pdf which are joint works with are joint works with Joppe Bos, Léo Ducas, Eike Kiltz, Tancrède Lepoint, John Schanck, Peter Schwabe, Gregor Seiler and Vadim Lyubashevsky.