Recent publications
Article
Gilchrist, V, Marco, L, Petit, C & Tang, G 2026, 'On the security of two blind signatures from code equivalence problems', IACR Communications in Cryptology, vol. 2, no. 4. https://doi.org/10.62056/aesg893y6
Panny, L, Petit, C & Stopar, M 2025, 'KLaPoTi: An asymptotically efficient isogeny group action from 2-dimensional isogenies', IACR Communications in Cryptology, vol. 2, no. 3. https://doi.org/10.62056/ahp2wakrz
Decru, T, Fouotsa, TB, Frixons, P, Gilchrist, V & Petit, C 2024, 'Attacking trapdoors from matrix products', IACR Communications in Cryptology, vol. 1, no. 3, 43. https://doi.org/10.62056/avrxrudhdj
Booher, J, Bowden, R, Doliskani, J, Fouotsa, TB, Galbraith, SD, Kunzweiler, S, Merz, S-P, Petit, C, Smith, B, Stange, KE, Ti, YB, Vincent, C, Voloch, JF, Weitkämper, C & Zobernig, L 2024, 'Failing to Hash Into Supersingular Isogeny Graphs', The Computer Journal, vol. 67, no. 8, pp. 2702-2719. https://doi.org/10.1093/comjnl/bxae038
Conference contribution
Frixons, P, Gilchrist, V, Kutas, P, Merz, S-P, Petit, C & Pham, LL 2026, Another Look at the Quantum Security of the Vectorization Problem with Shifted Inputs. in J Daemen & E Thomé (eds), Advances in Cryptology – EUROCRYPT 2026: 45th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Rome, Italy, May 10–14, 2026, Proceedings, Part I. 1 edn, vol. 16541, Lecture Notes in Computer Science, vol. 16547, Springer, Cham, pp. 633-662, 45th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Rome, Italy, 10/05/26. https://doi.org/10.1007/978-3-032-25291-3_22
Maino, L & Petit, C 2026, Pushforward Problems and Applications to Isogeny-based Cryptography. in Advances in Cryptology – ASIACRYPT 2026: 32nd International Conference on the Theory and Application of Cryptology and Information Security. Lecture Notes in Computer Science, Springer Singapore, 32nd International Conference on the Theory and Application of Cryptology and Information Security, Hong Kong, China, 7/12/26.
Bhattacharyya, R, Kollath, S & Petit, C 2025, Code-based Fully Dynamic Accountable Ring Signatures and Group Signatures using the Helper Methodology. in W Susilo & J Pieprzyk (eds), Information Security and Privacy: 30th Australasian Conference on Information Security and Privacy, ACISP 2025, Sydney, NSW, Australia, July 14-16, 2025, Proceedings. vol. 15659, Lecture Notes in Computer Science, Springer, Singapore, pp. 84-103, 30th Australasian Conference on Information Security and Privacy, Wollongong, New South Wales, Australia, 14/07/25. https://doi.org/10.1007/978-981-96-9098-5_5
Chen, M & Petit, C 2025, Computing the endomorphism ring of a supersingular elliptic curve from a full rank suborder. in S Fehr & P-A Fouque (eds), Advances in Cryptology – EUROCRYPT 2025: 44th Annual International Conference on the Theory and Applications, Madrid, Spain, May 4–8, 2025, Proceedings, Part VI of Cryptographic Techniques. 1 edn, Lecture Notes in Computer Science, vol. 15606, Springer, pp. 446–474, 44th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Madrid, Spain, 4/05/25. https://doi.org/10.1007/978-3-031-91095-1_16
Cai, S, Chen, M & Petit, C 2025, Faster algorithms for isogeny computations over extensions of finite fields. in A Dąbrowski, J Pieprzyk & J Pomykała (eds), Number-Theoretic Methods in Cryptology: 4th International Conference, NuTMiC 2024, Szczecin, Poland, June 24–26, 2024, Revised Selected Papers. 1 edn, Lecture Notes in Computer Science, vol. 14966, Springer, pp. 136-155, Number-Theoretic Methods in Cryptology 2024, Szczecin, Poland, 24/06/24.
Castryck, W, Decru, T, Kutas, P, Laval, A, Petit, C & Ti, YB 2025, KLPT2: Algebraic Pathfinding in Dimension Two and Applications. in Y Tauman Kalai & SF Kamara (eds), Advances in Cryptology – CRYPTO 2025: 45th Annual International Cryptology Conference, Santa Barbara, CA, USA, August 17–21, 2025, Proceedings, Part I. 1 edn, Lecture Notes in Computer Science, vol. 16000, Springer, pp. 167-200, 45th Annual International Cryptology Conference, CRYPTO 2025, Santa Barbara, United States, 17/08/25. https://doi.org/10.1007/978-3-032-01855-7_6
Kunzweiler, S, Maino, L, Moriya, T, Petit, C, Pope, G, Robert, D, Stopar, M & Ti, YB 2025, Radical 2-isogenies and cryptographic hash functions in dimensions 1, 2 and 3. in T Jager & J Pan (eds), Public-Key Cryptography – PKC 2025: 28th IACR International Conference on Practice and Theory of Public-Key Cryptography, Røros, Norway, May 12–15, 2025, Proceedings, Part III. Lecture Notes in Computer Science, vol. 15676, Springer, pp. 265-299, 28th IACR International Conference on Practice and Theory of Public-Key Cryptography, Røros, Norway, 12/05/25. https://doi.org/10.1007/978-3-031-91826-1_9
Benčina, B, Kutas, P, Merz, S-P, Petit, C, Stopar, M & Weitkämper, C 2024, Improved algorithms for finding fixed-degree isogenies between supersingular elliptic curves. in L Reyzin & D Stebila (eds), Advances in Cryptology – CRYPTO 2024: 44th Annual International Cryptology Conference, Santa Barbara, CA, USA, August 18–22, 2024, Proceedings, Part V. vol. 5, Lecture Notes in Computer Science, vol. 14924, Springer, pp. 183-217, CRYPTO 2024, 18/08/24. https://doi.org/10.1007/978-3-031-68388-6_8
Chen, M, Lai, Y-F, Laval, A, Marco, L & Petit, C 2024, Malleable Commitments from Group Actions and Zero-Knowledge Proofs for Circuits based on Isogenies. in A Chattopadhyay, S Bhasin, S Picek & C Rebeiro (eds), Progress in Cryptology – INDOCRYPT 2023: 24th International Conference on Cryptology in India, Goa, India, December 10–13, 2023, Proceedings, Part I. 1 edn, Lecture Notes in Computer Science, vol. 14459, Springer, pp. 221–243, 24th International Conference on Cryptology in India, Goa, India, 10/12/23. https://doi.org/10.1007/978-3-031-56232-7_11
Entry for encyclopedia/dictionary
Petit, C & Quisquater, JJ 2024, Cayley Hash Functions. in S Jajodia, P Samarati & M Yung (eds), Encyclopedia of Cryptography, Security and Privacy. 3 edn, Springer, pp. 326-328. https://doi.org/10.1007/978-3-030-71522-9_126
Foreword/postscript
Vaudenay, S & Petit, C 2024, Preface. in S Vaudenay & C Petit (eds), Progress in Cryptology - AFRICACRYPT 2024: 15th International Conference on Cryptology in Africa, Douala, Cameroon, July 10–12, 2024, Proceedings. 1 edn, Lecture Notes in Computer Science, vol. 14861, Springer, pp. v-vi, 15th International Conference on Cryptology in Africa, AFRICACRYPT 2024, Douala, Cameroon, 10/07/24. https://doi.org/10.1007/978-3-031-64381-1
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