Nuida Koji 縫田光司

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NUIDA Koji 縫田光司

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Researcher Number	20435762
Other IDs	https://orcid.org/0000-0001-8259-9958
Affiliation (Current)	2025: 九州大学, マス・フォア・インダストリ研究所, 教授
Affiliation (based on the past Project Information) *help	2025: 九州大学, マス・フォア・インダストリ研究所, 教授 2019 – 2023: 九州大学, マス・フォア・インダストリ研究所, 教授 2018 – 2020: 東京大学, 大学院情報理工学系研究科, 准教授 2017: 国立研究開発法人産業技術総合研究所, 情報・人間工学領域, 主任研究員 2015 – 2016: 国立研究開発法人産業技術総合研究所, 情報技術研究部門, 主任研究員 2012 – 2014: 独立行政法人産業技術総合研究所, セキュアシステム研究部門, 主任研究員 2008 – 2011: National Institute of Advanced Industrial Science and Technology, 情報セキュリティ研究センター, 研究員
Review Section/Research Field	Principal Investigator Basic Section 60010:Theory of informatics-related / Basic Section 12040:Applied mathematics and statistics-related / Fundamental theory of informatics Except Principal Investigator Medium-sized Section 60:Information science, computer engineering, and related fields / Information security / Communication/Network engineering
Keywords	Principal Investigator 暗号理論 / 安全性証明 / 秘密計算 / 暗号数理 / 宇宙際Teichmüller理論 / 高機能暗号 / 宇宙際Teichmuller理論 / 組合せ論的群論 / 完全準同型暗号 / 状態識別問題 / 量子情報理論 / 応用数学 … More Except Principal Investigator … More 暗号理論 / プライバシ保護技術 / 高機能暗号 / 情報セキュリティ / 暗号 / 暗号・認証等 / 暗号・認証 / 公開鍵暗号基盤 / 選択暗号文攻撃 / 証明可能安全性 / ゼロ知識証明 / 公開鍵暗号 Less

秘密計算技術に対する実用的合理性と数学的利便性を兼備する安全性定義の探究Principal Investigator
- Principal Investigator
  
  縫田光司
- Project Period (FY)
  2025 – 2029
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 60010:Theory of informatics-related
- Research Institution
  Kyushu University
Revisiting Tacit Knowledge towards Clear Security Proofs for CryptographyPrincipal Investigator
- Principal Investigator
  
  縫田光司
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 60010:Theory of informatics-related
- Research Institution
  Kyushu University
Agilecrypt Frameworks for Advanced Cryptographic Primitive Constructions, Compositions, and Conversions
- Principal Investigator
  
  Attrapadung Nuttapong
- Project Period (FY)
  2019 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 60:Information science, computer engineering, and related fields
- Research Institution
  National Institute of Advanced Industrial Science and Technology
Combinatorial group-theoretic study on "weak algebras" for advanced cryptosystems and secure computationPrincipal Investigator
- Principal Investigator
  
  Nuida Koji
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 12040:Applied mathematics and statistics-related
- Research Institution
  Kyushu University
Research on Cryptographic Primitives with Easily Verifiable Security
- Principal Investigator
  
  Hanaoka Goichiro
- Project Period (FY)
  2014 – 2018
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Information security
- Research Institution
  National Institute of Advanced Industrial Science and Technology
Study on Public Key Encryption with Restricted Plaintext Space
- Principal Investigator
  
  HANAOKA Goichiro
- Project Period (FY)
  2011 – 2013
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Communication/Network engineering
- Research Institution
  National Institute of Advanced Industrial Science and Technology
Analysis of possibility of efficient quantum algorithms for Hidden Subgroup ProblemPrincipal Investigator
- Principal Investigator
  
  NUIDA Koji
- Project Period (FY)
  2008 – 2011
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Fundamental theory of informatics
- Research Institution
  National Institute of Advanced Industrial Science and Technology

All 2024 2023 2022 2021 2020 2019 2017 2016 2011 2010 2009

All Journal Article Presentation

[Journal Article] Explicit Lower Bounds for Communication Complexity of PSM for Concrete Functions2024
- Author(s)
  Shinagawa Kazumasa、Nuida Koji
- Journal Title
  
  Proceedings of INDOCRYPT 2023 (Part II)
  
  Volume: LNCS vol.14460 Pages: 45-61
- DOI
  10.1007/978-3-031-56235-8_3
- ISBN
  9783031562341, 9783031562358
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K11906, KAKENHI-PROJECT-19H01109
[Journal Article] On Extension of Evaluation Algorithms in Keyed-Homomorphic Encryption2024
- Author(s)
  SHINOKI Hirotomo、NUIDA Koji
- Journal Title
  
  IEICE Trans. Fundamentals
  
  Volume: E107.A Issue: 3 Pages: 218-233
- DOI
  10.1587/transfun.2023CIP0007
- ISSN
  0916-8508, 1745-1337
- Year and Date
  2024-03-01
- Language
  English
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H01109
[Journal Article] Correlated Randomness Reduction in Domain-Restricted Secure Two-Party Computation2024
- Author(s)
  HIWATASHI Keitaro、NUIDA Koji
- Journal Title
  
  IEICE Trans. Fundamentals
  
  Volume: E107.A Issue: 3 Pages: 283-290
- DOI
  10.1587/transfun.2023CIP0023
- ISSN
  0916-8508, 1745-1337
- Year and Date
  2024-03-01
- Language
  English
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K11906, KAKENHI-PROJECT-22KJ0546, KAKENHI-PROJECT-19H01109
[Journal Article] カードベース暗号に現れる語の組合せ論2024
- Author(s)
  品川和雅, 縫田光司
- Journal Title
  
  2024年暗号と情報セキュリティシンポジウム(SCIS2024)予稿集
  
  Volume: - Pages: 1-8
- Data Source
  KAKENHI-PROJECT-19H01109
[Journal Article] 3変数ブール関数に対するPSMプロトコルの通信量の上下界2024
- Author(s)
  品川和雅, 縫田光司
- Journal Title
  
  2024年暗号と情報セキュリティシンポジウム(SCIS2024)予稿集
  
  Volume: - Pages: 1-8
- Data Source
  KAKENHI-PROJECT-19H01109
[Journal Article] On Weighted-Sum Orthogonal Latin Squares and Secret Sharing2024
- Author(s)
  NUIDA Koji、ADACHI Tomoko
- Journal Title
  
  IEICE Trans. Fundamentals
  
  Volume: E107.A Issue: 9 Pages: 1492-1495
- DOI
  10.1587/transfun.2023DML0002
- ISSN
  0916-8508, 1745-1337
- Year and Date
  2024-09-01
- Language
  English
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K11906, KAKENHI-PROJECT-19H01109
[Journal Article] Efficient and Generic Methods to Achieve Active Security in Private Information Retrieval and?More Advanced Database Search2024
- Author(s)
  Eriguchi Reo、Kurosawa Kaoru、Nuida Koji
- Journal Title
  
  Proceedings of EUROCRYPT 2024 (Part V), LNCS
  
  Volume: - Pages: 92-121
- DOI
  10.1007/978-3-031-58740-5_4
- ISBN
  9783031587399, 9783031587405
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H01109
[Journal Article] 秘密計算のsemi-honest安全性定義について2024
- Author(s)
  縫田光司
- Journal Title
  
  2024年暗号と情報セキュリティシンポジウム(SCIS2024)予稿集
  
  Volume: - Pages: 1-8
- Data Source
  KAKENHI-PROJECT-19H01109
[Journal Article] Exponential Correlated Randomness is Necessary in Communication-Optimal Perfectly Secure Two-Party Computation2023
- Author(s)
  Keitaro Hiwatashi, Koji Nuida
- Journal Title
  
  Proceedings of ITC 2023
  
  Volume: -
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H01109
[Journal Article] Explicit and Nearly Tight Lower Bound for 2-party Perfectly Secure FSS2023
- Author(s)
  Keitaro Hiwatashi, Koji Nuida
- Journal Title
  
  Proceedings of ACNS 2023
  
  Volume: －
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K11906
[Journal Article] Explicit and Nearly Tight Lower Bound for 2-Party Perfectly Secure FSS2023
- Author(s)
  Hiwatashi Keitaro、Nuida Koji
- Journal Title
  
  Proceedings of ACNS 2023 (Part II)
  
  Volume: LNCS vol.13906 Pages: 541-554
- DOI
  10.1007/978-3-031-33491-7_20
- ISBN
  9783031334900, 9783031334917
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K11906, KAKENHI-PROJECT-19H01109
[Journal Article] Efficient Construction of CGL Hash Function Using Legendre Curves2023
- Author(s)
  Yuji Hashimoto, Koji Nuida
- Journal Title
  
  IEICE Trans. Fundamentals
  
  Volume: E106.A Issue: 9 Pages: 1131-1140
- DOI
  10.1587/transfun.2022DMP0003
- ISSN
  0916-8508, 1745-1337
- Year and Date
  2023-09-01
- Language
  English
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K11906, KAKENHI-PROJECT-19H01109
[Journal Article] Exponential Correlated Randomness is Necessary in Communication-Optimal Perfectly Secure Two-Party Computation2023
- Author(s)
  Keitaro Hiwatashi, Koji Nuida
- Journal Title
  
  Proceedings of ITC 2023
  
  Volume: LIPIcs vol.267
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K11906
[Journal Article] Efficient Card-Based Millionaires’ Protocols via Non-binary Input Encoding2023
- Author(s)
  Nuida Koji
- Journal Title
  
  Proceedings of IWSEC 2023, LNCS
  
  Volume: - Pages: 237-254
- DOI
  10.1007/978-3-031-41326-1_13
- ISBN
  9783031413254, 9783031413261
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H01109
[Journal Article] Efficient Supersingularity Testing of Elliptic Curves Using Legendre Curves2023
- Author(s)
  Yuji Hashimoto, Koji Nuida
- Journal Title
  
  IEICE Trans. Fundamentals
  
  Volume: E106.A Issue: 9 Pages: 1119-1130
- DOI
  10.1587/transfun.2022DMP0002
- ISSN
  0916-8508, 1745-1337
- Year and Date
  2023-09-01
- Language
  English
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K11906, KAKENHI-PROJECT-19H01109
[Journal Article] Private simultaneous messages based on quadratic residues2023
- Author(s)
  Shinagawa Kazumasa、Eriguchi Reo、Satake Shohei、Nuida Koji
- Journal Title
  
  Designs, Codes and Cryptography
  
  Volume: 91 Issue: 12 Pages: 3915-3932
- DOI
  10.1007/s10623-023-01279-5
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K17702, KAKENHI-PROJECT-19H01109, KAKENHI-PROJECT-23H00479
[Journal Article] Computational Irrelevancy: Bridging the Gap Between Pseudo- and Real Randomness in MPC Protocols2022
- Author(s)
  Nariyasu Heseri, Koji Nuida
- Journal Title
  
  Proceedings of IWSEC 2022
  
  Volume: － Pages: 208-223
- DOI
  10.1007/978-3-031-15255-9_11
- ISBN
  9783031152542, 9783031152559
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K11906
[Journal Article] How to Handle Invalid Queries for Malicious-Private Protocols Based on Homomorphic Encryption2022
- Author(s)
  Koji Nuida
- Journal Title
  
  Proceedings of The 9th ACM ASIA Public-Key Cryptography Workshop (APKC 2022)
  
  Volume: - Pages: 15-25
- DOI
  10.1145/3494105.3526238
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H01109
[Journal Article] Chosen Ciphertext Secure Keyed Two-Level Homomorphic Encryption2022
- Author(s)
  Yusaku Maeda, Koji Nuida
- Journal Title
  
  Proceedings of ACISP 2022
  
  Volume: - Pages: 209-228
- DOI
  10.1007/978-3-031-22301-3_11
- ISBN
  9783031223006, 9783031223013
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H01109
[Journal Article] On Extension of Evaluation Algorithms in Keyed-Homomorphic Encryption2022
- Author(s)
  Hirotomo Shinoki, Koji Nuida
- Journal Title
  
  Proceedings of IWSEC 2022
  
  Volume: - Pages: 189-207
- DOI
  10.1007/978-3-031-15255-9_10
- ISBN
  9783031152542, 9783031152559
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H01109
[Journal Article] Multi-Server PIR with Full Error Detection and Limited Error Correction2022
- Author(s)
  Reo Eriguchi, Kaoru Kurosawa, Koji Nuida
- Journal Title
  
  Proceedings of ITC 2022
  
  Volume: -
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H01109
[Journal Article] On the Optimal Communication Complexity of Error-Correcting Multi-Server PIR2022
- Author(s)
  Reo Eriguchi, Kaoru Kurosawa, Koji Nuida
- Journal Title
  
  Proceedings of TCC 2022
  
  Volume: - Pages: 60-88
- DOI
  10.1007/978-3-031-22368-6_3
- ISBN
  9783031223679, 9783031223686
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H01109
[Journal Article] Non-interactive Secure Multiparty Computation for Symmetric Functions, Revisited: More Efficient Constructions and Extensions2021
- Author(s)
  Eriguchi Reo、Ohara Kazuma、Yamada Shota、Nuida Koji
- Journal Title
  
  CRYPTO 2021 (Lecture Notes in Computer Science)
  
  Volume: 12826 Pages: 305-334
- DOI
  10.1007/978-3-030-84245-1_11
- ISBN
  9783030842444, 9783030842451
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H01109
[Journal Article] Locally finite continuations and Coxeter groups of infinite ranks2021
- Author(s)
  Bernhard Muhlherr, Koji Nuida
- Journal Title
  
  Journal of Pure and Applied Algebra
  
  Volume: 225 Issue: 1 Pages: 106464-106464
- DOI
  10.1016/j.jpaa.2020.106464
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01804
[Journal Article] Homomorphic Secret Sharing for Multipartite and General Adversary Structures Supporting Parallel Evaluation of Low-Degree Polynomials2021
- Author(s)
  Eriguchi Reo、Nuida Koji
- Journal Title
  
  ASIACRYPT 2021 (Lecture Notes in Computer Science)
  
  Volume: 13091 Pages: 191-221
- DOI
  10.1007/978-3-030-92075-3_7
- ISBN
  9783030920746, 9783030920753
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H01109
[Journal Article] An elementary linear-algebraic proof without computer-aided arguments for the group law on elliptic curves2021
- Author(s)
  Koji Nuida
- Journal Title
  
  International Journal of Mathematics for Industry
  
  Volume: - Issue: 01
- DOI
  10.1142/s2661335221500015
- NAID
  120007181903
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H01804
[Journal Article] Towards Constructing Fully Homomorphic Encryption without Ciphertext Noise from Group Theory2020
- Author(s)
  Koji Nuida
- Journal Title
  
  in: Proceedings of International Symposium on Mathematics, Quantum Theory, and Cryptography
  
  Volume: - Pages: 57-78
- DOI
  10.1007/978-981-15-5191-8_8
- ISBN
  9789811551901, 9789811551918
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H01804
[Journal Article] 量子力学の物理原理的特徴付けと凸集合の幾何学2011
- Author(s)
  縫田光司
- Journal Title
  
  北海道大学数学講究録
  
  Volume: 148号 Pages: 59-66
- URL
  http://eprints3.math.sci.hokudai.ac.jp/2140/
- Data Source
  KAKENHI-PROJECT-20700017
[Journal Article] 量子力学の物理原理的特徴付けと凸集合の幾何学2011
- Author(s)
  縫田光司
- Journal Title
  
  北海道大学数学講究録 148号
  
  Pages: 59-66
- Data Source
  KAKENHI-PROJECT-20700017
[Journal Article] 物理原理に基づく量子ビット系の導出2010
- Author(s)
  木村元,縫田光司,今井秀樹
- Journal Title
  
  第33回情報理論とその応用シンポジウム(SITA2010)予稿集
  
  Volume: (CD-ROM)
- Data Source
  KAKENHI-PROJECT-20700017
[Journal Article] On affine maps on non-compact convex sets and some characterizations of finite-dimensional solid ellipsoids2010
- Author(s)
  Gen Kimura, Koji Nuida
- Journal Title
  
  e-Print arXiv
  
  Volume: 1012.5350
- Data Source
  KAKENHI-PROJECT-20700017
[Journal Article] Optimal observables for minimum-error state discrimination in general probabilistic theories2010
- Author(s)
  Koji Nuida, Gen Kimura, Takayuki Miyadera
- Journal Title
  
  Journal of Mathematical Physics vol.51
  
  Pages: 93505-93505
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20700017
[Journal Article] Distinguishability measures and entropies for general probabilistic theories2010
- Author(s)
  Gen Kimura, Koji Nuida, Hideki Imai
- Journal Title
  
  Reports on Mathematical Physics
  
  Volume: vol.66 Issue: 2 Pages: 175-206
- DOI
  10.1016/s0034-4877(10)00025-x
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20700017, KAKENHI-PROJECT-22740079
[Journal Article] Distinguishability measures and entropies for general probabilistic theories2010
- Author(s)
  Gen Kimura, Koji Nuida, Hideki Imai
- Journal Title
  
  Reports on Mathematical Physics vol.66
  
  Pages: 175-206
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20700017
[Journal Article] Optimal observables for minimum-error state discrimination in general probabilistic theories2010
- Author(s)
  Koji Nuida, Gen Kimura, Takayuki Miyadera
- Journal Title
  
  Journal of Mathematical Physics
  
  Volume: vol.51 Issue: 9 Pages: 93505-93505
- DOI
  10.1063/1.3479008
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20700017, KAKENHI-PROJECT-22740079
[Journal Article] Physical equivalence of pure states and derivation of qubit in general probabilistic theories2010
- Author(s)
  Gen Kimura, Koji Nuida, Hideki Imai
- Journal Title
  
  e-Print arXiv
  
  Volume: 1012.5361
- Data Source
  KAKENHI-PROJECT-20700017
[Journal Article] On two-state discrimination problems in generic probability models2009
- Author(s)
  縫田光司,木村元,宮寺隆之
- Journal Title
  
  2009年暗号と情報セキュリティシンポジウム(SCIS2009)予稿集
  
  Volume: (CD-ROM)
- Data Source
  KAKENHI-PROJECT-20700017
[Journal Article] Distinguishability Measures and Entropies for General Probabilistic Theories2009
- Author(s)
  Gen Kimura, Koji Nuida, Hideki Imai
- Journal Title
  
  e-Print arXiv 0910.0994
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20700017
[Journal Article] Optimal Observables for Minimum-Error State Discrimination in General Probabilistic Theories2009
- Author(s)
  Koji Nuida, Gen Kimura, Takayuki Miyadera
- Journal Title
  
  e-Print arXiv 0906.5419
- Data Source
  KAKENHI-PROJECT-20700017
[Journal Article] 一般確率モデルから眺める量子情報理論2009
- Author(s)
  縫田光司
- Journal Title
  
  北海道大学数学講究録
  
  Volume: 140号 Pages: 37-41
- URL
  http://eprints3.math.sci.hokudai.ac.jp/1980/
- Data Source
  KAKENHI-PROJECT-20700017
[Journal Article] 一般確率モデルから眺める量子情報理論2009
- Author(s)
  縫田光司
- Journal Title
  
  北海道大学数学講究録 140
  
  Pages: 37-41
- Data Source
  KAKENHI-PROJECT-20700017
[Journal Article] 一般確率モデルから眺める量子情報理論2009
- Author(s)
  縫田光司
- Journal Title
  
  北海道大学数学講究録 140号
  
  Pages: 37-41
- Data Source
  KAKENHI-PROJECT-20700017
[Journal Article] 量子計算、量子アルゴリズムと有限群の表現論2009
- Author(s)
  縫田光司
- Journal Title
  
  2009年度表現論シンポジウム講演集
  
  Pages: 74-85
- NAID
  130008004896
- Data Source
  KAKENHI-PROJECT-20700017
[Presentation] Explicit and Nearly Tight Lower Bound for 2-party Perfectly Secure FSS2023
- Author(s)
  Keitaro Hiwatashi, Koji Nuida
- Organizer
  ACNS 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K11906
[Presentation] Explicit Lower Bounds for Communication Complexity of PSM for Concrete Functions2023
- Author(s)
  Kazumasa Shinagawa, Koji Nuida
- Organizer
  INDOCRYPT 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K11906
[Presentation] Exponential Correlated Randomness is Necessary in Communication-Optimal Perfectly Secure Two-Party Computation2023
- Author(s)
  Keitaro Hiwatashi, Koji Nuida
- Organizer
  ITC 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K11906
[Presentation] Computational Irrelevancy: Bridging the Gap between Pseudo- and Real Randomness in MPC Protocols2022
- Author(s)
  Nariyasu Heseri, Koji Nuida
- Organizer
  IWSEC 2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K11906
[Presentation] 平方剰余に基づくPrivate Simultaneous Messagesについて2021
- Author(s)
  品川和雅, 江利口礼央, 縫田光司
- Organizer
  暗号と情報セキュリティシンポジウム2021（SCIS 2021）
- Data Source
  KAKENHI-PROJECT-19H01804
[Presentation] Optimal DeepLLL系基底簡約の停止性の証明と計算量評価2021
- Author(s)
  小田川拓利, 縫田光司
- Organizer
  暗号と情報セキュリティシンポジウム2021（SCIS 2021）
- Data Source
  KAKENHI-PROJECT-19H01804
[Presentation] Towards Constructing Fully Homomorphic Encryption without Ciphertext Noise from Group Theory2019
- Author(s)
  Koji Nuida
- Organizer
  International Symposium on Mathematics, Quantum Theory, and Cryptography (MQC 2019)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01804
[Presentation] A Public-Key Encryption Scheme Based on Non-linear Indeterminate Equations2017
- Author(s)
  Koichiro Akiyama, Yasuhiro Goto, Shinya Okumura, Tsuyoshi Takagi, Koji Nuida, Goichiro Hanaoka
- Organizer
  Selected Areas in Cryptography - SAC 2017 - 24th International Conference
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26280046
[Presentation] Size-Hiding Computation for Multiple Parties2016
- Author(s)
  Kazumasa Shinagawa, Koji Nuida, Takashi Nishide, Goichiro Hanaoka, Eiji Okamoto
- Organizer
  ASIACRYPT 2016
- Place of Presentation
  Hanoi, Vietnam
- Year and Date
  2016-12-04
- Data Source
  KAKENHI-PROJECT-26280046
[Presentation] On derivation of qubit systems from physical principles2011
- Author(s)
  Koji Nuida
- Organizer
  14th Workshop on Quantum Information Processing
- Place of Presentation
  The Capella(Sentosa, Singapore)
- Year and Date
  2011-01-10
- Data Source
  KAKENHI-PROJECT-20700017
[Presentation] 量子力学の物理原理的特徴付けを凸集合の幾何学2011
- Author(s)
  縫田光司
- Organizer
  第7回数学総合若手研究集会
- Place of Presentation
  北海道大学(札幌市)
- Year and Date
  2011-03-03
- Data Source
  KAKENHI-PROJECT-20700017
[Presentation] On derivation of qubit systems from physical principles2011
- Author(s)
  Koji Nuida, Gen Kimura, Hideki Imai
- Organizer
  14th Workshop on Quantum Information Processing
- Place of Presentation
  The Capella, Sentosa, Singapore
- Year and Date
  2011-01-10
- Data Source
  KAKENHI-PROJECT-20700017
[Presentation] On derivation of qubit systems from physical principles2011
- Author(s)
  Koji Nuida
- Organizer
  14th Workshop on Quantum Information Processing
- Place of Presentation
  The Capella(Sentosa,Singapore)
- Year and Date
  2011-01-10
- Data Source
  KAKENHI-PROJECT-20700017
[Presentation] 量子力学の物理原理的特徴付けと凸集合の幾何学2011
- Author(s)
  縫田光司
- Organizer
  第7回数学総合若手研究集会
- Place of Presentation
  北海道大学(札幌市)
- Year and Date
  2011-03-03
- Data Source
  KAKENHI-PROJECT-20700017
[Presentation] 一般確率モデルから眺める量子情報理論2009
- Author(s)
  縫田光司
- Organizer
  第5回数学総合若手研究集会(MCYR5)
- Place of Presentation
  北海道大学学術交流会館
- Year and Date
  2009-03-04
- Data Source
  KAKENHI-PROJECT-20700017
[Presentation] On Two-State Discrimination Problems in Generic Probability Models2009
- Author(s)
  縫田光司
- Organizer
  2009年暗号と情報セキュリティシンポジウム(SCIS2009)
- Place of Presentation
  大津プリンスホテル(滋賀県)
- Year and Date
  2009-01-20
- Data Source
  KAKENHI-PROJECT-20700017
[Presentation] 量子計算、量子アルゴリズムと有限群の表現論2009
- Author(s)
  縫田光司
- Organizer
  2009年度表現論シンポジウム
- Place of Presentation
  フェストーネ(沖縄県)
- Year and Date
  2009-11-18
- Data Source
  KAKENHI-PROJECT-20700017
[Presentation] On Minimum-Error State Discrimination Problems in Generic Probability Models2009
- Author(s)
  Koji Nuida
- Organizer
  The Twelfth Workshop on Quantum Information Processing(QIP 2009)
- Place of Presentation
  Santa Fe Convention Center(NM, USA)
- Year and Date
  2009-01-14
- Data Source
  KAKENHI-PROJECT-20700017
[Presentation] On Minimum-Error State Discrimination Problems in Generic Probability Models2009
- Author(s)
  Koji Nuida
- Organizer
  The Twelfth Workshop on Quantum Information Processing(QIP 2009)
- Place of Presentation
  Santa Fe Convention Center(NM,USA)
- Year and Date
  2009-01-14
- Data Source
  KAKENHI-PROJECT-20700017
[Presentation] On Minimum-Error State Discrimination Problems in Generic Probability Models2009
- Author(s)
  Koji Nuida
- Organizer
  The Twelfth Workshop on Quantum Information Processing (QIP 2009)
- Place of Presentation
  Santa Fe Convention Center, NM, USA
- Year and Date
  2009-01-14
- Data Source
  KAKENHI-PROJECT-20700017
[Presentation] On Two-State Discrimination Problems in Generic Probability Models2009
- Author(s)
  縫田光司
- Organizer
  2009年暗号と情報セキュリティシンポジウム(SCIS2009)
- Place of Presentation
  大津プリンスホテル
- Year and Date
  2009-01-20
- Data Source
  KAKENHI-PROJECT-20700017

1. ATTRAPADUNG Nuttapong (40515300)

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
2. HANAOKA Goichiro (30415731)

# of Collaborated Projects: 3 results

# of Collaborated Products: 2 results
3. 松田隆宏 (60709492)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
4. AFFELDT Reynald (40415641)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. 江村恵太 (30597018)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. 吉田真紀 (50335387)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. 松尾真一郎 (20553960)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. 照屋唯紀 (20636972)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. 坂井祐介 (40750659)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. 山田翔太 (70750834)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
11. 村上隆夫 (80587981)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. Schuldt Jacob (80750893)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. 山下剛 (70444453)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. 品川和雅

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Nuida Koji 縫田 光司

NUIDA Koji 縫田 光司

Research Projects

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秘密計算技術に対する実用的合理性と数学的利便性を兼備する安全性定義の探究Principal Investigator

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Revisiting Tacit Knowledge towards Clear Security Proofs for CryptographyPrincipal Investigator

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Agilecrypt Frameworks for Advanced Cryptographic Primitive Constructions, Compositions, and Conversions

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Combinatorial group-theoretic study on "weak algebras" for advanced cryptosystems and secure computationPrincipal Investigator

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Research on Cryptographic Primitives with Easily Verifiable Security

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Study on Public Key Encryption with Restricted Plaintext Space

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Analysis of possibility of efficient quantum algorithms for Hidden Subgroup ProblemPrincipal Investigator

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[Journal Article] Explicit Lower Bounds for Communication Complexity of PSM for Concrete Functions2024

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[Journal Article] On Extension of Evaluation Algorithms in Keyed-Homomorphic Encryption2024

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[Journal Article] Correlated Randomness Reduction in Domain-Restricted Secure Two-Party Computation2024

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[Journal Article] カードベース暗号に現れる語の組合せ論2024

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[Journal Article] 3変数ブール関数に対するPSMプロトコルの通信量の上下界2024

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[Journal Article] On Weighted-Sum Orthogonal Latin Squares and Secret Sharing2024

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Nuida Koji 縫田光司

NUIDA Koji 縫田光司