Guirec Lebrun

According to our database, Guirec Lebrun authored at least 8 papers between 2023 and 2026.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2026

DAKE: Bandwidth-Efficient (U)AKE from Double-KEM.

Hugo Beguinet, Céline Chevalier, Guirec Lebrun, Thomas Legavre, Thomas Ricosset, Maxime Roméas, Éric Sageloli

Proceedings of the Public-Key Cryptography - PKC 2026, 2026

2025

Security and Efficiency of Secure Group Messaging Protocols. (Sécurité et efficacité des protocoles de messagerie sécurisée de groupe).

Guirec Lebrun

PhD thesis, 2025

SUMAC: an Efficient Administrated-CGKA Using Multicast Key Agreement.

Nicolas Bon, Céline Chevalier, Guirec Lebrun, Ange Martinelli

IACR Cryptol. ePrint Arch., 2025

The Art of Bonsai: How Well-Shaped Trees Improve the Communication Cost of MLS.

Céline Chevalier, Guirec Lebrun, Ange Martinelli, Jérôme Plût

Proceedings of the 10th IEEE European Symposium on Security and Privacy, 2025

Spilling-Cascade: An Optimal PKE Combiner for KEM Hybridization.

Céline Chevalier, Guirec Lebrun, Ange Martinelli

Proceedings of the Applied Cryptography and Network Security, 2025

2024

Quarantined-TreeKEM: A Continuous Group Key Agreement for MLS, Secure in Presence of Inactive Users.

Céline Chevalier, Guirec Lebrun, Ange Martinelli, Abdul Rahman Taleb

Proceedings of the 2024 on ACM SIGSAC Conference on Computer and Communications Security, 2024

2023

Quarantined-TreeKEM: a Continuous Group Key Agreement for MLS, Secure in Presence of Inactive Users.

Céline Chevalier, Guirec Lebrun, Ange Martinelli

IACR Cryptol. ePrint Arch., 2023

Leaking-cascades: an optimized construction for KEM hybridization.

Céline Chevalier, Guirec Lebrun, Ange Martinelli

IACR Cryptol. ePrint Arch., 2023