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ORCIDTakeshi Nakai
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2020 – today
- 2024
[j9]Takeshi Nakai, Kazumasa Shinagawa:
Secure multi-party computation with legally-enforceable fairness. Int. J. Inf. Sec. 23(6): 3609-3623 (2024)- [j8]Takeshi Nakai
, Keita Iwanari, Tomoki Ono, Yoshiki Abe, Yohei Watanabe, Mitsugu Iwamoto:
Card-based Cryptography with a Standard Deck of Cards, Revisited: Efficient Protocols in the Private Model. New Gener. Comput. 42(3): 345-358 (2024) - [j7]Anastasiia Doi, Tomoki Ono, Yoshiki Abe, Takeshi Nakai, Kazumasa Shinagawa, Yohei Watanabe, Koji Nuida, Mitsugu Iwamoto:
Card-Based Protocols for Private Set Intersection and Union. New Gener. Comput. 42(3): 359-380 (2024) - 2023
- [j6]Yoshiki Abe, Takeshi Nakai, Yohei Watanabe, Mitsugu Iwamoto, Kazuo Ohta:
A Computationally Efficient Card-Based Majority Voting Protocol with Fewer Cards in the Private Model. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 106(3): 315-324 (2023) - [j5]Takeshi Nakai, Kazumasa Shinagawa:
Constant-round linear-broadcast secure computation with penalties. Theor. Comput. Sci. 959: 113874 (2023) - [c9]Kota Sugimoto, Takeshi Nakai, Yohei Watanabe, Mitsugu Iwamoto:
The Two Sheriffs Problem: Cryptographic Formalization and Generalization. COCOA (1) 2023: 512-523 - [c8]Takeshi Nakai, Kazumasa Shinagawa:
Secure Multi-party Computation with Legally-Enforceable Fairness. ICICS 2023: 161-178 - [c7]Shun Uchizono, Takeshi Nakai, Yohei Watanabe, Mitsugu Iwamoto:
Constant-Deposit Multiparty Lotteries on Bitcoin for Arbitrary Number of Players and Winners. ICISC (2) 2023: 133-156 - [c6]Tomoki Ono, Kazumasa Shinagawa, Takeshi Nakai, Yohei Watanabe, Mitsugu Iwamoto:
Single-Shuffle Card-Based Protocols with Six Cards per Gate. ICISC (2) 2023: 157-169 - 2022
- [j4]Yohei Watanabe, Takeshi Nakai, Kazuma Ohara, Takuya Nojima, Yexuan Liu, Mitsugu Iwamoto, Kazuo Ohta:
How to Make a Secure Index for Searchable Symmetric Encryption, Revisited. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 105-A(12): 1559-1577 (2022) - [j3]Takeshi Nakai, Satoshi Shirouchi, Yuuki Tokushige, Mitsugu Iwamoto, Kazuo Ohta:
Secure Computation for Threshold Functions with Physical Cards: Power of Private Permutations. New Gener. Comput. 40(1): 95-113 (2022) - [j2]Yoshiki Abe, Takeshi Nakai, Yoshihisa Kuroki, Shinnosuke Suzuki, Yuta Koga, Yohei Watanabe, Mitsugu Iwamoto, Kazuo Ohta:
Efficient Card-Based Majority Voting Protocols. New Gener. Comput. 40(1): 173-198 (2022) - [c5]Seiya Shimizu, Takeshi Nakai, Yohei Watanabe, Mitsugu Iwamoto:
An Improvement of Multi-Party Private Set Intersection Based on Oblivious Programmable PRFs. ISITA 2022: 234-238 - [c4]Anastasiia Doi, Tomoki Ono, Takeshi Nakai, Kazumasa Shinagawa, Yohei Watanabe, Koji Nuida, Mitsugu Iwamoto:
Card-based Cryptographic Protocols for Private Set Intersection. ISITA 2022: 239-243 - [i2]Takeshi Nakai, Kazumasa Shinagawa:
Constant-Round Linear-Broadcast Secure Computation with Penalties. CoRR abs/2206.06010 (2022) - 2021
- [j1]Takeshi Nakai, Yuto Misawa, Yuuki Tokushige, Mitsugu Iwamoto, Kazuo Ohta:
How to Solve Millionaires' Problem with Two Kinds of Cards. New Gener. Comput. 39(1): 73-96 (2021) - [c3]Takeshi Nakai, Kazumasa Shinagawa:
Secure Computation with Non-Equivalent Penalties in Constant Rounds. Tokenomics 2021: 5:1-5:16 - [i1]Yohei Watanabe, Takeshi Nakai, Kazuma Ohara, Takuya Nojima, Yexuan Liu, Mitsugu Iwamoto, Kazuo Ohta:
How to Make a Secure Index for Searchable Symmetric Encryption, Revisited. IACR Cryptol. ePrint Arch. 2021: 948 (2021)
2010 – 2019
- 2017
- [c2]Takeshi Nakai, Satoshi Shirouchi, Mitsugu Iwamoto, Kazuo Ohta:
Four Cards Are Sufficient for a Card-Based Three-Input Voting Protocol Utilizing Private Permutations. ICITS 2017: 153-165 - 2016
- [c1]Takeshi Nakai, Yuuki Tokushige, Yuto Misawa, Mitsugu Iwamoto, Kazuo Ohta:
Efficient Card-Based Cryptographic Protocols for Millionaires' Problem Utilizing Private Permutations. CANS 2016: 500-517
Coauthor Index
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