CRYSTALS-Dilithium

Algorithm type: signature
Main cryptographic assumption: hardness of lattice problems over module lattices.
Scheme authors: Vadim Lyubashevsky, Leo Ducas, Eike Kiltz, Tancrede Lepoint, Peter Schwabe, Gregor Seiler, Damien Stehle
Authors' website: https://pq-crystals.org/dilithium/
Version: NIST Round 2 submission

Implementation

Source of implementation: https://github.com/pq-crystals/dilithium
Implementation version: 9023fef558
License: public domain
Constant-time: Yes
Optimizations: Portable C with AVX2, BMI1, and POPCNT instructions (if available at run-time)

Parameter set	Security model	Claimed NIST security level	Public key size (bytes)	Secret key size (bytes)	Signature size (bytes)
DILITHIUM_2	EUF-CMA	1	1184	2800	2044
DILITHIUM_3	EUF-CMA	2	1472	3504	2701
DILITHIUM_4	EUF-CMA	3	1760	3856	3366