Publications

Lorenzo Grassi, Fukang Liu, Christian Rechberger, Fabian Schmid, Qingju Wang, Roman Walch (2024). Minimize the Randomness in Rasta-Like Designs: How Far Can We Go?. SAC 2024.

PDF Code

Shibam Mukherjee, Roman Walch, Fredrik Meisingseth, Elisabeth Lex, Christian Rechberger (2024). Hiding Your Awful Online Choices Made More Efficient and Secure: A New Privacy-Aware Recommender System. IFIP SEC 2024.

PDF Code

Remco Bloemen, Bryan Gillespie, Daniel Kales, Philipp Sippl, Roman Walch (2024). Large-Scale MPC: Scaling Private Iris Code Uniqueness Checks to Millions of Users. Eprint.

PDF Code

Lorenzo Grassi, Dmitry Khovratovich, Reinhard Lüftenegger, Christian Rechberger, Markus Schofnegger, Roman Walch (2023). Monolith: Circuit-Friendly Hash Functions with New Nonlinear Layers for Fast and Constant-Time Implementations. ToSC FSE 2024 Issue 3.

PDF Code

Roman Walch, Samuel Sousa, Lukas Helminger, Stefanie Lindstaedt, Christian Rechberger, Andreas Trügler (2022). CryptoTL: Private, efficient and secure transfer learning. arXiv.

PDF Code

Christian Rechberger, Roman Walch (2022). Privacy-Preserving Machine Learning Using Cryptography. Springer LNCS.

PDF

Lorenzo Grassi, Yonglin Hao, Christian Rechberger, Markus Schofnegger, Roman Walch, Qingju Wang (2022). Horst Meets Fluid-SPN: Griffin for Zero-Knowledge Applications. Crypto 2023.

PDF Code

Lorenzo Grassi, Morten Øygarden, Markus Schofnegger, Roman Walch (2022). From Farfalle to Megafono via Ciminion: The PRF Hydra for MPC Applications. Eurocrypt 2023.

PDF Code Slides

Lorenzo Grassi, Dmitry Khovratovich, Reinhard Lüftenegger, Christian Rechberger, Markus Schofnegger, Roman Walch (2021). Reinforced Concrete: Fast Hash Function for Zero Knowledge Proofs and Verifiable Computation. CCS 2022.

PDF Code

Christoph Dobraunig, Lorenzo Grassi, Lukas Helminger, Christian Rechberger, Markus Schofnegger, Roman Walch (2021). Pasta: A Case for Hybrid Homomorphic Encryption. TCHES 2023 Issue 3.

PDF Code Slides

Lukas Helminger, Daniel Kales, Sebastian Ramacher, Roman Walch (2021). Multi-Party Revocation in Sovrin: Performance through Distributed Trust. CT-RSA 2021.

PDF Code Slides DOI

Alexandros Bampoulidis, Alessandro Bruni, Lukas Helminger, Daniel Kales, Christian Rechberger, Roman Walch (2020). Privately Connecting Mobility to Infectious Diseases via Applied Cryptography. PoPETs 2022.

PDF Code Slides

Daniel Kales, Sebastian Ramacher, Christian Rechberger, Roman Walch, Mario Werner (2020). Efficient FPGA Implementations of LowMC and Picnic. CT-RSA 2020.

PDF Code Slides DOI