Research

3 Years of Experience

Publications

2024
Building MPCitH-based Signatures from MQ, MinRank, and Rank SD (and PKP). ePrint

To appear at ACNS 2024.

2023
Threshold Linear Secret Sharing to the Rescue of MPC-in-the-Head. ePrint

Joint work with Matthieu Rivain. To appear at ASIACRYPT 2023.

2022
Zero-Knowledge Protocols for the Subset Sum Problem from MPC-in-the-Head with Rejection. Article ePrint

Joint work with Jules Maire, Matthieu Rivain and Damien Vergnaud. ASIACRYPT 2022.

2022
Syndrome Decoding in the Head: Shorter Signatures from Zero-Knowledge Proofs. Article ePrint

Joint work with Antoine Joux and Matthieu Rivain. CRYPTO 2022.

2022
Shared Permutation for Syndrome Decoding: New Zero-Knowledge Protocol and Code-Based Signature. Article ePrint

Joint work with Antoine Joux and Matthieu Rivain. Designs, Codes and Cryptography.

Preprints

2023
Threshold Computation in the Head: Improved Framework for Post-Quantum Signatures and Zero-Knowledge Arguments. ePrint

Joint work with Matthieu Rivain. Cryptology ePrint Archive, Report 2023/1573.

Miscellaneous

2020
Internship Report Practical side-channel attacks by lattice reduction PDF (in Fr.) Slides (in Fr.)

Contributions to the framework LWE-Leaky-Estimator, a Sage Toolkit to attack the robustness and estimate the hardness of LWE with Side Information.

Talks

2023-10-16
Post-Quantum Signatures from Secure Multiparty Computation Slides

Journées C2 (website), Najac, France. 20-minute talk.

2023-09-04
RYDE & MIRA Signature Schemes Slides

Second Oxford Post-Quantum Cryptography Summit 2023 (website), University of Oxford (UK). 40-minute talk.

2023-08-17
Post-Quantum Signatures from Multiparty Computation: Recent Advances Slides Video

Invited talk at PQC'23 (website), University of Maryland (USA). 1-hour talk.

2023-07-12
Code-Based Signatures from Secure Multiparty Computation Slides

2023 SIAM Conference on Applied Algebraic Geometry (website), Eindhoven, Netherlands. 30-minute talk.

2023-06-29
Post-Quantum Signatures from Secure Multiparty Computation Slides

Quantum PEPR PQ-TLS project days (website), Paris, France. 30-minute talk.

2023-06-28
CRY.ME: a Cryptographic Challenge on a Messaging Application Slides

Joint talk with Abdul Rahman Taleb.
Journées Nationales 2023 du GDR Sécurité Informatique (website), Puteaux, France. 30-minute talk.

2023-06-14
Post-Quantum Signatures from Secure Multiparty Computation Slides

Workshop WRACH 2023 (website), Roscoff, France. 45-minute talk.

2023-02-07
Building MPCitH-based Signatures with Some Classical Hardness Assumptions Slides

National Institute of Standards and Technology (NIST), restricted audience. 1-hour talk.

2022-12-07
Zero-Knowledge Protocols for the Subset Sum Problem from MPC-in-the-Head with Rejection Slides Abstract (Video) Video

ASIACRYPT 2022 (website), online. 20-minute talk.

2022-11-21
Building MPCitH-based Signatures from MQ, MinRank, Rank SD and PKP Slides

INRIA, Paris, France. 1-hour talk.

2022-11-14
Syndrome Decoding in the Head: Shorter Signatures from Zero-Knowledge Proofs Slides

ENSL/CWI/RHUL Joint Seminar (website), online. 1-hour talk.

2022-08-16
Syndrome Decoding in the Head: Shorter Signatures from Zero-Knowledge Proofs Slides Abstract (Video) Video

CRYPTO 2022 (website), Santa Barbara, USA. 20-minute talk.

2022-06-10
Syndrome Decoding in the Head: Shorter Signatures from Zero-Knowledge Proofs Slides

Seminar C2 (website), Rennes, France. 45-minute talk.

2022-04-14
Zero-Knowledge Proofs for Syndrome Decoding from MPC-in-the-Head Slides

Journées C2 (website), Hendaye, France. 15-minute talk.

2022-03-14
Syndrome Decoding in the Head: Shorter Signatures from Zero-Knowledge Proofs Slides

INRIA, Paris, France. 1-hour talk.

2021-12-10
Shared Permutation for Syndrome Decoding: New Zero-Knowledge Protocol and Code-based Signature

ALMASTY Seminar (website), Paris, France. 1-hour talk.