Lennart Braun

25 papers A* 2A 1C 1Journal 14Unranked 7
YearRankTypeTitle / Venue / Authors
2026 J jnl
Shorter, Tighter, FAESTer: Optimizations and Improved (QROM) Analysis for VOLE-in-the-Head Signatures.
IACR Cryptol. ePrint Arch.
Carsten Baum, Ward Beullens, Lennart Braun, Cyprien Delpech de Saint Guilhem, Michael Klooß, Christian Majenz, Shibam Mukherjee, Emmanuela Orsini, Sebastian Ramacher, Christian Rechberger, Lawrence Roy, Peter Scholl
2025 J jnl
An Improved Threshold Homomorphic Cryptosystem Based on Class Groups.
Cryptogr. Commun.
Lennart Braun, Guilhem Castagnos, Ivan Damgård, Fabien Laguillaumie, Kelsey Melissaris, Claudio Orlandi, Ida Tucker
2025 — conf
Fast Pseudorandom Correlation Functions from Sparse LPN.
ASIACRYPT (7)
Lennart Braun, Geoffroy Couteau, Kelsey Melissaris, Mahshid Riahinia, Elahe Sadeghi
2025 J jnl
Fast Pseudorandom Correlation Functions from Sparse LPN.
IACR Cryptol. ePrint Arch.
Lennart Braun, Geoffroy Couteau, Kelsey Melissaris, Mahshid Riahinia, Elahe Sadeghi
2025 — conf
Low-Bandwidth Mixed Arithmetic in VOLE-Based ZK from Low-Degree PRGs.
EUROCRYPT (4)
Amit Agarwal, Carsten Baum, Lennart Braun, Peter Scholl
2025 — conf
Shorter, Tighter, FAESTer: Optimizations and Improved (QROM) Analysis for VOLE-in-the-Head Signatures.
CRYPTO (6)
Carsten Baum, Ward Beullens, Lennart Braun, Cyprien Delpech de Saint Guilhem, Michael Klooß, Christian Majenz, Shibam Mukherjee, Emmanuela Orsini, Sebastian Ramacher, Christian Rechberger, Lawrence Roy, Peter Scholl
2024 — conf
An Improved Threshold Homomorphic Cryptosystem Based on Class Groups.
SCN (2)
Lennart Braun, Guilhem Castagnos, Ivan Damgård, Fabien Laguillaumie, Kelsey Melissaris, Claudio Orlandi, Ida Tucker
2024 J jnl
An Improved Threshold Homomorphic Cryptosystem Based on Class Groups.
IACR Cryptol. ePrint Arch.
Lennart Braun, Guilhem Castagnos, Ivan Damgård, Fabien Laguillaumie, Kelsey Melissaris, Claudio Orlandi, Ida Tucker
2024 J jnl
Malicious Security for Sparse Private Histograms.
IACR Cryptol. ePrint Arch.
Lennart Braun, Adrià Gascón, Mariana Raykova, Phillipp Schoppmann, Karn Seth
2023 A conf
FUSE - Flexible File Format and Intermediate Representation for Secure Multi-Party Computation.
AsiaCCS
Lennart Braun, Moritz Huppert, Nora Khayata, Thomas Schneider, Oleksandr Tkachenko
2023 J jnl
FUSE - Flexible File Format and Intermediate Representation for Secure Multi-Party Computation.
IACR Cryptol. ePrint Arch.
Lennart Braun, Moritz Huppert, Nora Khayata, Thomas Schneider, Oleksandr Tkachenko
2023 J jnl
Publicly Verifiable Zero-Knowledge and Post-Quantum Signatures From VOLE-in-the-Head.
IACR Cryptol. ePrint Arch.
Carsten Baum, Lennart Braun, Cyprien Delpech de Saint Guilhem, Michael Klooß, Emmanuela Orsini, Lawrence Roy, Peter Scholl
2023 — conf
Publicly Verifiable Zero-Knowledge and Post-Quantum Signatures from VOLE-in-the-Head.
CRYPTO (5)
Carsten Baum, Lennart Braun, Cyprien Delpech de Saint Guilhem, Michael Klooß, Emmanuela Orsini, Lawrence Roy, Peter Scholl
2023 A* conf
Ramen: Souper Fast Three-Party Computation for RAM Programs.
CCS
Lennart Braun, Mahak Pancholi, Rahul Rachuri, Mark Simkin
2023 J jnl
Ramen: Souper Fast Three-Party Computation for RAM Programs.
IACR Cryptol. ePrint Arch.
Lennart Braun, Mahak Pancholi, Rahul Rachuri, Mark Simkin
2023 — conf
Secure Multiparty Computation from Threshold Encryption Based on Class Groups.
CRYPTO (1)
Lennart Braun, Ivan Damgård, Claudio Orlandi
2023 C conf
ZK-for-Z2K: MPC-in-the-Head Zero-Knowledge Proofs for $\mathbb {Z}_{2^k}$.
IMACC
Lennart Braun, Cyprien Delpech de Saint Guilhem, Robin Jadoul, Emmanuela Orsini, Nigel P. Smart, Titouan Tanguy
2023 J jnl
ZK-for-Z2K: MPC-in-the-Head Zero-Knowledge Proofs for ℤ
IACR Cryptol. ePrint Arch.
Lennart Braun, Cyprien Delpech de Saint Guilhem, Robin Jadoul, Emmanuela Orsini, Nigel P. Smart, Titouan Tanguy
2022 J jnl
MOTION - A Framework for Mixed-Protocol Multi-Party Computation.
ACM Trans. Priv. Secur.
Lennart Braun, Daniel Demmler, Thomas Schneider, Oleksandr Tkachenko
2022 — conf
Moz$\mathbb {Z}_{2^k}$arella: Efficient Vector-OLE and Zero-Knowledge Proofs over $\mathbb {Z}_{2^k}$.
CRYPTO (4)
Carsten Baum, Lennart Braun, Alexander Munch-Hansen, Peter Scholl
2022 J jnl
Mozℤ
IACR Cryptol. ePrint Arch.
Carsten Baum, Lennart Braun, Alexander Munch-Hansen, Peter Scholl
2022 J jnl
Secure Multiparty Computation from Threshold Encryption based on Class Groups.
IACR Cryptol. ePrint Arch.
Lennart Braun, Ivan Damgård, Claudio Orlandi
2021 A* conf
Appenzeller to Brie: Efficient Zero-Knowledge Proofs for Mixed-Mode Arithmetic and Z2k.
CCS
Carsten Baum, Lennart Braun, Alexander Munch-Hansen, Benoît Razet, Peter Scholl
2021 J jnl
Appenzeller to Brie: Efficient Zero-Knowledge Proofs for Mixed-Mode Arithmetic and ℤ
IACR Cryptol. ePrint Arch.
Carsten Baum, Lennart Braun, Alexander Munch-Hansen, Peter Scholl
2020 J jnl
MOTION - A Framework for Mixed-Protocol Multi-Party Computation.
IACR Cryptol. ePrint Arch.
Lennart Braun, Daniel Demmler, Thomas Schneider, Oleksandr Tkachenko