Satsuya Ohata

22 papers A 1B 1C 4Misc 1Journal 11Unranked 4
YearRankTypeTitle / Venue / Authors
2022 J jnl
An Efficient Secure Division Protocol Using Approximate Multi-Bit Product and New Constant-Round Building Blocks.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Keitaro Hiwatashi, Satsuya Ohata, Koji Nuida
2022 J jnl
Efficient privacy-preserving variable-length substring match for genome sequence.
Algorithms Mol. Biol.
Yoshiki Nakagawa, Satsuya Ohata, Kana Shimizu
2021 A conf
Accelerating Secure (2+1)-Party Computation by Insecure but Efficient Building Blocks.
AsiaCCS
Keitaro Hiwatashi, Ken Ogura, Satsuya Ohata, Koji Nuida
2021 C conf
Efficient Privacy-Preserving Variable-Length Substring Match for Genome Sequence.
WABI
Yoshiki Nakagawa, Satsuya Ohata, Kana Shimizu
2020 — conf
An Efficient Secure Division Protocol Using Approximate Multi-bit Product and New Constant-Round Building Blocks.
ACNS (1)
Keitaro Hiwatashi, Satsuya Ohata, Koji Nuida
2020 — conf
Communication-Efficient (Client-Aided) Secure Two-Party Protocols and Its Application.
Financial Cryptography
Satsuya Ohata, Koji Nuida
2020 J jnl
Constant-Round Client-Aided Two-Server Secure Comparison Protocol and Its Applications.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Hiraku Morita, Nuttapong Attrapadung, Tadanori Teruya, Satsuya Ohata, Koji Nuida, Goichiro Hanaoka
2020 J jnl
Recent Advances in Practical Secure Multi-Party Computation.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Satsuya Ohata
2020 J jnl
Simple Black-Box Adversarial Examples Generation with Very Few Queries.
IEICE Trans. Inf. Syst.
Yuya Senzaki, Satsuya Ohata, Kanta Matsuura
2019 J jnl
Arbitrary Univariate Function Evaluation and Re-Encryption Protocols over Lifted-ElGamal Type Ciphertexts.
IACR Cryptol. ePrint Arch.
Koji Nuida, Satsuya Ohata, Shigeo Mitsunari, Nuttapong Attrapadung
2019 J jnl
Towards High-Throughput Secure MPC over the Internet: Communication-Efficient Two-Party Protocols and Its Application.
CoRR
Satsuya Ohata, Koji Nuida
2018 C conf
Accuracy/Efficiency Trade-Off for Privacy-Preserving Division Protocol.
ISITA
Satsuya Ohata, Hiraku Morita, Goichiro Hanaoka
2018 — conf
Constant-Round Client-Aided Secure Comparison Protocol.
ESORICS (2)
Hiraku Morita, Nuttapong Attrapadung, Tadanori Teruya, Satsuya Ohata, Koji Nuida, Goichiro Hanaoka
2018 J jnl
More Constructions of Re-Splittable Threshold Public Key Encryption.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Satsuya Ohata, Takahiro Matsuda, Goichiro Hanaoka, Kanta Matsuura
2018 — conf
Provably Secure Password Reset Protocol: Model, Definition, and Construction.
TrustCom/BigDataSE
Satsuya Ohata, Takahiro Matsuda, Kanta Matsuura
2018 C conf
Secure Division Protocol and Applications to Privacy-preserving Chi-squared Tests.
ISITA
Hiraku Morita, Nuttapong Attrapadung, Satsuya Ohata, Koji Nuida, Shota Yamada, Kana Shimizu, Goichiro Hanaoka, Kiyoshi Asai
2018 C conf
Tree-based Secure Comparison of Secret Shared Data.
ISITA
Hiraku Morita, Nuttapong Attrapadung, Satsuya Ohata, Shota Yamada, Koji Nuida, Goichiro Hanaoka
2016 J jnl
Provably Secure Password Reset Protocol: Model, Definition, and Generic Construction.
IACR Cryptol. ePrint Arch.
Satsuya Ohata, Takahiro Matsuda, Kanta Matsuura
2016 J jnl
Proxy re-encryption via indistinguishability obfuscation.
Secur. Commun. Networks
Satsuya Ohata, Kanta Matsuura
2015 B conf
Re-Encryption Verifiability: How to Detect Malicious Activities of a Proxy in Proxy Re-Encryption.
CT-RSA
Satsuya Ohata, Yutaka Kawai, Takahiro Matsuda, Goichiro Hanaoka, Kanta Matsuura
2015 J jnl
Re-encryption Verifiability: How to Detect Malicious Activities of a Proxy in Proxy Re-encryption.
IACR Cryptol. ePrint Arch.
Satsuya Ohata, Yutaka Kawai, Takahiro Matsuda, Goichiro Hanaoka, Kanta Matsuura
2014 Misc conf
More Constructions of Re-splittable Threshold Public Key Encryption.
IWSEC
Satsuya Ohata, Takahiro Matsuda, Goichiro Hanaoka, Kanta Matsuura