How to (not) combine Oblivious Pseudorandom Functions
Sebastian Faller, Julia Hesse. Eprint.
Publications
You can also find my articles on my Google Scholar profile or on DBLP.
The 2Hash OPRF Framework and Efficient Post-Quantum Instantiations
Ward Beullens, Lucas Dodgson, Sebastian Faller, Julia Hesse. Eurocrypt 2025.
Password-Protected Key Retrieval with(out) HSM Protection
Sebastian Faller, Tobias Handirk, Julia Hesse, Máté Horváth, Anja Lehmann. ACM CCS 2024.
Generalized Fuzzy Password-Authenticated Key Exchange from Error Correcting Codes
Jonathan Bootle, Johannes Ernst, Sebastian Faller, Julia Hesse, Kristina Hostáková. ASIACRYPT 2023.
Composable Oblivious Pseudo-Random Functions via Garbled Circuits
Sebastian Faller, Astrid Ottenhues, Johannes Ottenhues. LATINCRYPT 2023.
Security Analysis of the WhatsApp End-to-End Encrypted Backup Protocol
Gareth T. Davies, Sebastian Faller, Kai Gellert, Tobias Handirk, Julia Hesse, Máté Horvath, Tibor Jager. CRYPTO 2023.
Black-Box Accumulation Based on Lattices
Sebastian Faller, Pascal Baumer, Michael Klooss, Alexander Koch, Astrid Ottenhues, Markus Raiber. IMACC 2021.