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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
  • ORCIDhttps://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
  • Research Projects

    (1 results)
  • Research Products

    (20 results)
  • Co-Researchers

    (3 People)
  •  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

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