Arion: Arithmetization-Oriented Hashing for Zero-Knowledge Proof Systems Luca Campa, Arnab Roy, Matthias Steiner, and 1 more author ToSC – IACR Transactions on Symmetric Cryptology, 2026 URL A New Algebraic Algorithm for LWE Luca Campa, Massimo Fumiani, and Arnab Roy 2026 DOI URL BenX: Resource-Sharing Permutations for Computational Integrity Luca Campa, Thomas De Cnudde, Al Kindi, and 4 more authors 2026 DOI URL Gröbner Basis Cryptanalysis of Anemoi Luca Campa, and Arnab Roy In Advances in Cryptology – EUROCRYPT 2025, 2025 DOI PDF