Vadim Lyubashevsky

Cryptographer behind the 'Fiat-Shamir with aborts' technique and co-designer of both ML-KEM and ML-DSA.

Core Principles & Analysis

• His 2009 'Fiat–Shamir with aborts' construction is the reason practical lattice signatures exist at all.
• Both primary NIST standards — FIPS 203 and FIPS 204 — carry his co-authorship.
• Received the 2024 Levchin Prize alongside his co-designers for the work.

Specifications & Metrics

• AFFILIATION: IBM Research Zürich
• KNOWN FOR: Co-designing Kyber and Dilithium