Nakai Takeshi 中井雄士

… Alternative Names

中井雄士ナカイタケシ

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Researcher Number	00926389
Other IDs	https://orcid.org/0000-0002-8181-8968
Affiliation (Current)	2026: 豊橋技術科学大学, 工学(系)研究科(研究院), 助教
Affiliation (based on the past Project Information) *help	2023 – 2024: 豊橋技術科学大学, 工学(系)研究科(研究院), 助教
Review Section/Research Field	Principal Investigator Basic Section 60070:Information security-related
Keywords	Principal Investigator 物理暗号 / 暗号通貨 / 秘密計算

暗号通貨に基づく秘密計算の物理暗号への応用Principal Investigator
- Principal Investigator
  
  中井雄士
- Project Period (FY)
  2023 – 2026
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 60070:Information security-related
- Research Institution
  Toyohashi University of Technology

All 2025 2024 2023

All Journal Article Presentation

[Journal Article] Card-Based Protocols for Private Set Intersection and Union2024
- Author(s)
  Doi Anastasiia、Ono Tomoki、Abe Yoshiki、Nakai Takeshi、Shinagawa Kazumasa、Watanabe Yohei、Nuida Koji、Iwamoto Mitsugu
- Journal Title
  
  New Generation Computing
  
  Volume: 42 Issue: 3 Pages: 359-380
- DOI
  10.1007/s00354-024-00268-z
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-23H00468, KAKENHI-PROJECT-23H00479, KAKENHI-PROJECT-23K21644, KAKENHI-PROJECT-23K24846, KAKENHI-PROJECT-21K17702, KAKENHI-PROJECT-23K16880
[Journal Article] Perfectly-Sound Physical Zero-Knowledge Proofs for Instant Insanity2024
- Author(s)
  初貝恭祐、安部芳紀、中井雄士、品川和雅、渡邉洋平、岩本貢
- Journal Title
  
  電子電子情報通信学会論文誌A 基礎・境界
  
  Volume: J107-A Issue: 6 Pages: 102-113
- DOI
  10.14923/transfunj.2023JAP1030
- ISSN
  1881-0195
- Year and Date
  2024-06-01
- Language
  Japanese
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23H00468, KAKENHI-PROJECT-23H00479, KAKENHI-PROJECT-23K21644, KAKENHI-PROJECT-21K17702, KAKENHI-PROJECT-23K16880
[Journal Article] Card-based Cryptography with a Standard Deck of Cards, Revisited: Efficient Protocols in the Private Model2024
- Author(s)
  Nakai Takeshi、Iwanari Keita、Ono Tomoki、Abe Yoshiki、Watanabe Yohei、Iwamoto Mitsugu
- Journal Title
  
  New Generation Computing
  
  Volume: 42 Issue: 3 Pages: 345-358
- DOI
  10.1007/s00354-024-00269-y
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-23H00468, KAKENHI-PROJECT-23H00479, KAKENHI-PROJECT-23K21644, KAKENHI-PROJECT-23K24846, KAKENHI-PROJECT-23K16880
[Journal Article] Secure multi-party computation with legally-enforceable fairness2024
- Author(s)
  Nakai Takeshi、Shinagawa Kazumasa
- Journal Title
  
  International Journal of Information Security
  
  Volume: 23 Issue: 6 Pages: 3609-3623
- DOI
  10.1007/s10207-024-00898-w
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-23H00479, KAKENHI-PROJECT-21K17702, KAKENHI-PROJECT-23K16880
[Journal Article] Constant-round linear-broadcast secure computation with penalties2023
- Author(s)
  Nakai Takeshi、Shinagawa Kazumasa
- Journal Title
  
  Theoretical Computer Science
  
  Volume: 959 Pages: 113874-113874
- DOI
  10.1016/j.tcs.2023.113874
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-23K16880
[Presentation] 金銭的公平な6ラウンドのシェア復元プロトコルとそのラウンド最適性2025
- Author(s)
  中井雄士, 品川和雅
- Organizer
  暗号と情報セキュリティシンポジウム2025 (SCIS2025)
- Data Source
  KAKENHI-PROJECT-23K16880
[Presentation] 同種写像暗号方式FESTAに対するZero-value Point攻撃2025
- Author(s)
  竹本綾雅, 南出大樹, 中井雄士, 鈴木幸太郎
- Organizer
  暗号と情報セキュリティシンポジウム2025 (SCIS2025)
- Data Source
  KAKENHI-PROJECT-23K16880
[Presentation] Search Result Verifiability in Multi-User Dynamic Searchable Symmetric Encryption2024
- Author(s)
  Masaharu Son; Takeshi Nakai; Koutarou Suzuki
- Organizer
  11th International Conference on Advanced Informatics: Concepts, Theory and Applications (ICAICTA 2024)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K16880
[Presentation] Edwards曲線に基づく2次ツイストを用いたCSI-FiSh型署名2024
- Author(s)
  岩田有喜, 南出大樹, 中井雄士, 鈴木幸太郎
- Organizer
  セキュリティサマーサミット2024 信学技報 vol. 124(no. 120) 8-15 2024年7月
- Data Source
  KAKENHI-PROJECT-23K16880
[Presentation] Card-based Secure Sorting Protocols based on the Sorting Networks2024
- Author(s)
  Kota Kato; Takeshi Nakai; Koutarou Suzuki
- Organizer
  11th International Conference on Advanced Informatics: Concepts, Theory and Applications (ICAICTA 2024)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K16880
[Presentation] 信頼できる銀行に基づく公平なマルチパーティ計算プロトコル2024
- Author(s)
  中井雄士，品川和雅
- Organizer
  暗号と情報セキュリティシンポジウム2024 (SCIS2024)
- Data Source
  KAKENHI-PROJECT-23K16880
[Presentation] FIDO2における中間者攻撃の影響のProVerifを用いた検証2024
- Author(s)
  西総一朗, 中井雄士, 鈴木幸太郎
- Organizer
  日本応用数理学会第20回研究部会連合発表会
- Data Source
  KAKENHI-PROJECT-23K16880
[Presentation] カード枚数に関して効率的なカードベースソートプロトコル2024
- Author(s)
  加藤航汰, 中井雄士, 鈴木幸太郎
- Organizer
  暗号と情報セキュリティシンポジウム2024 (SCIS2024)
- Data Source
  KAKENHI-PROJECT-23K16880
[Presentation] 任意の勝者数に対する保証金が一定なビットコインベース宝くじプロトコル2024
- Author(s)
  内薗駿，中井雄士，渡邉洋平，岩本貢
- Organizer
  暗号と情報セキュリティシンポジウム2024 (SCIS2024)
- Data Source
  KAKENHI-PROJECT-23K16880
[Presentation] 検索効率の優れたマルチユーザ動的検索可能暗号2024
- Author(s)
  櫻井真平，中井雄士，鈴木幸太郎
- Organizer
  暗号と情報セキュリティシンポジウム2024 (SCIS2024)
- Data Source
  KAKENHI-PROJECT-23K16880
[Presentation] Constant-Deposit Multiparty Lotteries on Bitcoin for Arbitrary Number of Players and Winners2023
- Author(s)
  Shun Uchizono, Takeshi Nakai, Yohei Watanabe, Mitsugu Iwamoto
- Organizer
  26th Annual International Conference on Information Security and Cryptography (ICISC 2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K16880
[Presentation] 同種写像に基づいた閾値リング署名2023
- Author(s)
  磯貝奈穂，中井雄士, 鈴木幸太郎
- Organizer
  情報セキュリティ研究会 (ISEC)
- Data Source
  KAKENHI-PROJECT-23K16880
[Presentation] Secure Multi-party Computation with Legally-Enforceable Fairness2023
- Author(s)
  Takeshi Nakai, Kazumasa Shinagawa
- Organizer
  25th International Conference on Information and Communications Security (ICICS 2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K16880
[Presentation] The Two Sheriffs Problem: Cryptographic Formalization and Generalization2023
- Author(s)
  Kota Sugimoto, Takeshi Nakai, Yohei Watanabe, Mitsugu Iwamoto
- Organizer
  16th Annual International Conference on Combinatorial Optimization and Applications (COCOA 2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K16880
[Presentation] Single-Shuffle Card-Based Protocols with Six Cards per Gate2023
- Author(s)
  Tomoki Ono, Kazumasa Shinagawa, Takeshi Nakai, Yohei Watanabe, Mitsugu Iwamoto
- Organizer
  26th Annual International Conference on Information Security and Cryptography (ICISC 2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K16880

1. WATANABE Shun

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results
2. 岩本貢

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results
3. 品川和雅

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Nakai Takeshi 中井 雄士

中井 雄士 ナカイ タケシ

Research Projects

Research Products

Co-Researchers

暗号通貨に基づく秘密計算の物理暗号への応用Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] Card-Based Protocols for Private Set Intersection and Union2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Perfectly-Sound Physical Zero-Knowledge Proofs for Instant Insanity2024

Author(s)

Journal Title

DOI

ISSN

Year and Date

Language

Data Source

[Journal Article] Card-based Cryptography with a Standard Deck of Cards, Revisited: Efficient Protocols in the Private Model2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Secure multi-party computation with legally-enforceable fairness2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Constant-round linear-broadcast secure computation with penalties2023

Author(s)

Journal Title

DOI

Data Source

[Presentation] 金銭的公平な6ラウンドのシェア復元プロトコルとそのラウンド最適性2025

Author(s)

Organizer

Data Source

[Presentation] 同種写像暗号方式FESTAに対するZero-value Point攻撃2025

Author(s)

Organizer

Data Source

[Presentation] Search Result Verifiability in Multi-User Dynamic Searchable Symmetric Encryption2024

Author(s)

Organizer

Data Source

[Presentation] Edwards曲線に基づく2次ツイストを用いたCSI-FiSh型署名2024

Author(s)

Organizer

Data Source

[Presentation] Card-based Secure Sorting Protocols based on the Sorting Networks2024

Author(s)

Organizer

Data Source

[Presentation] 信頼できる銀行に基づく公平なマルチパーティ計算プロトコル2024

Author(s)

Organizer

Data Source

[Presentation] FIDO2における中間者攻撃の影響のProVerifを用いた検証2024

Author(s)

Organizer

Data Source

[Presentation] カード枚数に関して効率的なカードベースソートプロトコル2024

Author(s)

Organizer

Data Source

[Presentation] 任意の勝者数に対する保証金が一定なビットコインベース宝くじプロトコル2024

Author(s)

Organizer

Data Source

[Presentation] 検索効率の優れたマルチユーザ動的検索可能暗号2024

Author(s)

Organizer

Data Source

[Presentation] Constant-Deposit Multiparty Lotteries on Bitcoin for Arbitrary Number of Players and Winners2023

Nakai Takeshi 中井雄士

中井雄士ナカイタケシ