Kazunari Tozawa

12 papers A* 5A 1Journal 4Unranked 2
YearRankTypeTitle / Venue / Authors
2025 A* conf
MAESTRO: Multi-Party AES Using Lookup Tables.
USENIX Security Symposium
Hiraku Morita, Erik Pohle, Kunihiko Sadakane, Peter Scholl, Kazunari Tozawa, Daniel Tschudi
2025 — conf
Oblivious Suffix Sorting: A Multi-Party Computation Scheme for Secure and Efficient Suffix Sorting.
ACNS (1)
Kota Isayama, Koki Jimbo, Naohiro Okamoto, Kunihiko Sadakane, Kazunari Tozawa
2025 J jnl
Single-shuffle card-based protocol with eight cards per gate and its extensions.
Nat. Comput.
Kazunari Tozawa, Hiraku Morita, Takaaki Mizuki
2025 A* conf
Surpassing the Word Size Limitation of TFHE with Noise Calibration.
CCS
Takumi Nishimura, Kazunari Tozawa, Kunihiko Sadakane
2024 J jnl
Constant-Round Private Decision Tree Evaluation for Secret Shared Data.
Proc. Priv. Enhancing Technol.
Nan Cheng, Naman Gupta, Aikaterini Mitrokotsa, Hiraku Morita, Kazunari Tozawa
2024 J jnl
MAESTRO: Multi-party AES using Lookup Tables.
IACR Cryptol. ePrint Arch.
Hiraku Morita, Erik Pohle, Kunihiko Sadakane, Peter Scholl, Kazunari Tozawa, Daniel Tschudi
2024 A* conf
Secure Parallel Computation with Oblivious State Transitions.
CCS
Nuttapong Attrapadung, Kota Isayama, Kunihiko Sadakane, Kazunari Tozawa
2023 J jnl
Constant-Round Private Decision Tree Evaluation for Secret Shared Data.
IACR Cryptol. ePrint Arch.
Nan Cheng, Naman Gupta, Aikaterini Mitrokotsa, Hiraku Morita, Kazunari Tozawa
2023 — conf
Single-Shuffle Card-Based Protocol with Eight Cards per Gate.
UCNC
Kazunari Tozawa, Hiraku Morita, Takaaki Mizuki
2022 A conf
Memory and Round-Efficient MPC Primitives in the Pre-Processing Model from Unit Vectorization.
AsiaCCS
Nuttapong Attrapadung, Hiraku Morita, Kazuma Ohara, Jacob C. N. Schuldt, Kazunari Tozawa
2022 A* conf
Secure Parallel Computation on Privately Partitioned Data and Applications.
CCS
Nuttapong Attrapadung, Hiraku Morita, Kazuma Ohara, Jacob C. N. Schuldt, Tadanori Teruya, Kazunari Tozawa
2021 A* conf
Oblivious Linear Group Actions and Applications.
CCS
Nuttapong Attrapadung, Goichiro Hanaoka, Takahiro Matsuda, Hiraku Morita, Kazuma Ohara, Jacob C. N. Schuldt, Tadanori Teruya, Kazunari Tozawa