KOSHIBA Takeshi 小柴健史

Researcher Number	60400800
Other IDs	https://orcid.org/0000-0001-8994-729X
Affiliation (Current)	2024: 早稲田大学, 教育・総合科学学術院, 名誉教授
Affiliation (based on the past Project Information) *help	2017 – 2022: 早稲田大学, 教育・総合科学学術院, 教授 2016: 埼玉大学, 理工学研究科, 准教授 2015 – 2016: 埼玉大学, 理工学研究科, 教授 2007 – 2014: Saitama University, 理工学研究科, 准教授 2011: 埼玉大学, 大学院・理工学研究科, 准教授 2008: Saitama University, 大学院・理工学研究科, 准教授 2006: 埼玉大学, 理工学研究科, 助教授
Review Section/Research Field	Principal Investigator Fundamental theory of informatics / Medium-sized Section 60:Information science, computer engineering, and related fields / Theory of informatics Except Principal Investigator Theory of informatics / Science and Engineering / Communication/Network engineering
Keywords	Principal Investigator 暗号理論 / 量子計算 / 量子暗号 / 量子アルゴリズム / 量子プロトコル / 暗号プロトコル / エンタングルメント / 量子情報 / 計算量理論 / 量子計算量理論 … More / 対話証明 / 量子情報理論 / 秘匿計算 / プロトコル / 通信計算量 / ゲーム理論 / 代理計算 / 脱乱択化 / 計算モデル / リング署名 / 安全性定量化法 / 定数深さ量子回路 / 量子分散アルゴリズム / 秘密同時メッセージプロトコル / 量子暗号理論 / フーリエ基底 / 関数秘密分散 / アクセス構造 / 関数分散 / 秘密分散 / 計算の複雑さ / 分散計算 / 分散アルゴリズム / 量子通信 / 格子暗号 / 準同型計算 / 公開検証 / 格子問題 / 準同型暗号 / 質問計算料 / 通信複雑度 / 秘匿情報検索 / 量子対話証明 / ブラインド計算 / セキュア計算 / 観測ベース量子計算 / ネットワーク符号 / 量子アルゴリ / インタラクティブハッシュ / 紛失通信 / ビット委託 / 脱量子化 / 隠れ部分群 / 量子計算理論 … More Except Principal Investigator 計算複雑さ / インセンティブ / プロトコル / 暗号理論 / 暗号通貨 / ブロックチェーン / ゲーム理論 / インセンティブ設計 / 安全性 / 暗号 / 最尤解探索問題 / 制約解探索問題 / 計算論的解析 / 統計力学的解析 / 充足可能性問題 / 伝搬系アルゴリズム / 平均時計算複雑さ / 解の一意化 / 充足解探索 / 劣線形領域計算 / 確率分布解析 / 強指数時間仮説 / 限定計算における計算限界 / 平均時計算量解析 / 情報理論的解析 / 解空間の構造解析 / 計算限界の確定 / 回路設計問題 / 解空間の離散体積計算問題 / ＳＯＳ法 / 平均時間計算量 / 制約式充足可能性問題 / 解の数え上げ問題 / 解空間の構造 / 計算困難さの相転移 / 計算困難さの解析 / 汎用ブラインド計算 / 量子ネットワーク符号 / ユニバーサル符号 / 放送型通信路 / 盗聴通信路 / 通信路 resolvability / スワップ操作 / 縮約密度行列 / 量子対話型証明 / レニーエントロピー / マルチユーザ型ネットワーク / )量子セキュリティ / 状態変換 / 認証 / アンシラ駆動測定型 / 量子ブラインド計算 / 量子秘密分散 / 量子対話型証明系 / 秘匿情報検索 / エンタングル状態変換 / 局所ユニタリ / エンタングル状態 / ネットワーク符号 / 盗聴通信路モデル / 精度保証 / 測定型量子計算 / 秘匿性増強 / ハッシュ関数 / 有限長評価 / 安全性評価 / 秘匿依頼計算 / 情報理論的安全性 / 量子情報 Less

Construction of Quantum Computaional Infrastracture towards Quantum Information SocietyPrincipal Investigator
- Principal Investigator
  
  小柴健史
- Project Period (FY)
  2021 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 60:Information science, computer engineering, and related fields
- Research Institution
  Waseda University
Establishment of Fourier-based secure function secret sharingPrincipal Investigator
- Principal Investigator
  
  小柴健史
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Challenging Research (Exploratory)
- Review Section
  
  Medium-sized Section 60:Information science, computer engineering, and related fields
- Research Institution
  Waseda University
Constructions for Cryptographic Primitives with Incentives
- Principal Investigator
  
  Tanaka Keisuke
- Project Period (FY)
  2017 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Theory of informatics
- Research Institution
  Tokyo Institute of Technology
Interpolative Expansion of Quantum Protocol TheoryPrincipal Investigator
- Principal Investigator
  
  Takeshi Koshiba
- Project Period (FY)
  2016 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Theory of informatics
- Research Institution
  Waseda University
  Saitama University
Communication Complexity based on Blind Quantum ComputationPrincipal Investigator
- Principal Investigator
  
  KOSHIBA Takeshi
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Theory of informatics
- Research Institution
  Saitama University
Exploring the Limits of Computation from the Statistical Physics
- Principal Investigator
  
  Watanabe Osamu
- Project Period (FY)
  2012 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Science and Engineering
- Research Institution
  Tokyo Institute of Technology
Deepening Theory of Quantum ProtocolsPrincipal Investigator
- Principal Investigator
  
  KOSHIBA Takeshi
- Project Period (FY)
  2012 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Fundamental theory of informatics
- Research Institution
  Saitama University
Multi-user quantum network
- Principal Investigator
  
  HAYASHI Masahito
- Project Period (FY)
  2011 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Communication/Network engineering
- Research Institution
  Nagoya University
Interchangeable techniques between classical and quantum cryptographyPrincipal Investigator
- Principal Investigator
  
  KOSHIBA Takeshi
- Project Period (FY)
  2011 – 2013
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Fundamental theory of informatics
- Research Institution
  Saitama University
Advances in crossover between quantum information theory and quantum computational complexity theoryPrincipal Investigator
- Principal Investigator
  
  KOSHIBA Takeshi
- Project Period (FY)
  2009 – 2011
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Fundamental theory of informatics
- Research Institution
  Saitama University
脱量子化手法の確立と暗号理論応用Principal Investigator
- Principal Investigator
  
  小柴健史
- Project Period (FY)
  2008 – 2010
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Fundamental theory of informatics
- Research Institution
  Saitama University
Crossover between Quantum Information Theory and Quantum Computational Complexity TheoryPrincipal Investigator
- Principal Investigator
  
  KOSHIBA Takeshi
- Project Period (FY)
  2006 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Fundamental theory of informatics
- Research Institution
  Saitama University

[Book] 観測に基づく量子計算2017
- Author(s)
  小柴健史, 藤井啓祐, 森前智行
- Total Pages
  196
- Publisher
  コロナ社
- Data Source
  KAKENHI-PROJECT-16H01705
[Book] 観測に基づく量子計算2017
- Author(s)
  小柴健史, 藤井啓祐, 森前智行
- Total Pages
  196
- Publisher
  コロナ社
- Data Source
  KAKENHI-PROJECT-26540002
[Book] 量子暗号理論の展開（電子版）2017
- Author(s)
  小芦雅斗, 小柴健史
- Total Pages
  144
- Publisher
  サイエンス社
- Data Source
  KAKENHI-PLANNED-24106008
[Book] 観測に基づく量子計算2017
- Author(s)
  小柴健史，藤井啓祐，森前智行
- Total Pages
  196
- Publisher
  コロナ社
- Data Source
  KAKENHI-PLANNED-24106008
[Book] 乱数生成と計算量理論2014
- Author(s)
  小柴健史
- Total Pages
  176
- Publisher
  岩波書店
- Data Source
  KAKENHI-PROJECT-24240001
[Book] 乱数生成と計算量理論2014
- Author(s)
  小柴健史
- Total Pages
  176
- Publisher
  岩波出版
- Data Source
  KAKENHI-PROJECT-26540002
[Book] 岩波書店2014
- Author(s)
  小柴健史
- Total Pages
  176
- Publisher
  乱数生成と計算量理論
- Data Source
  KAKENHI-PROJECT-23246071
[Book] Handbook of Natural Computing の第45章2012
- Author(s)
  Takeshi Koshiba
- Total Pages
  23
- Publisher
  Springer
- Data Source
  KAKENHI-PROJECT-23650004
[Book] Handbook of Natural Computing (Chap 45: Quantum Cryptography)2012
- Author(s)
  Takeshi Koshiba
- Total Pages
  22
- Publisher
  Springer
- Data Source
  KAKENHI-PLANNED-24106008
[Book] Quantum Cryptography, Chapter 45 in Handbook of Natural Computing2012
- Author(s)
  T. Koshiba
- Total Pages
  23
- Publisher
  Springer
- Data Source
  KAKENHI-PROJECT-23650004
[Book] Handbook of Natural Computillg(の中の1章)2011
- Author(s)
  T.Koshiba, 他多数
- Publisher
  Springer
- Data Source
  KAKENHI-PROJECT-20650001
[Book] Handbook of Natural Computing (の中の1章)2011
- Author(s)
  T.Koshiba, 他多数
- Publisher
  Springer
- Data Source
  KAKENHI-PROJECT-21300002
[Book] 確率と計算-乱択アルゴリズムと確率的解析-(翻訳)2009
- Author(s)
  小柴健史, 河内亮周
- Total Pages
  493
- Publisher
  共立出版
- Data Source
  KAKENHI-PROJECT-20650001
[Book] 量子暗号理論の展開(臨時別冊・数理科学SGCライブラリ67)2008
- Author(s)
  小芦雅斗, 小柴健史
- Publisher
  サイエンス社
- Data Source
  KAKENHI-PROJECT-18300002
[Book] 量子暗号理論の展開 (臨時別冊・数理科学SGCライブラリ67)2008
- Author(s)
  小芦雅斗, 小柴健史
- Publisher
  サイエンス社
- Data Source
  KAKENHI-PROJECT-18300002
[Book] 量子暗号理論の展開(臨時別冊・数理科学SGCライブラリ67)
- Author(s)
  小芦雅斗,小柴健史
- Publisher
  サイエンス社
- Data Source
  KAKENHI-PROJECT-18300002
[Journal Article] The Odyssey of Entropy: Cryptography2022
- Author(s)
  Zolfaghari Behrouz、Bibak Khodakhast、Koshiba Takeshi
- Journal Title
  
  Entropy
  
  Volume: 24 Issue: 2 Pages: 1-27
- DOI
  10.3390/e24020266
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K22849, KAKENHI-PROJECT-21H04879
[Journal Article] Cryptography in Hierarchical Coded Caching: System Model and Cost Analysis2021
- Author(s)
  Zolfaghari Behrouz、Singh Vikrant、Rai Brijesh Kumar、Bibak Khodakhast、Koshiba Takeshi
- Journal Title
  
  Entropy
  
  Volume: 23 Issue: 11 Pages: 1-22
- DOI
  10.3390/e23111459
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705, KAKENHI-PROJECT-21H04879
[Journal Article] Efficient Private Conjunctive Query Protocol Over Encrypted Data2021
- Author(s)
  Saha Tushar Kanti、Koshiba Takeshi
- Journal Title
  
  Cryptography
  
  Volume: 5 Issue: 1 Pages: 2-2
- DOI
  10.3390/cryptography5010002
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] Enhanced Secure Comparison Schemes Using Homomorphic Encryption2020
- Author(s)
  Wang Lihua、Saha Tushar Kanti、Aono Yoshinori、Koshiba Takeshi、Moriai Shiho
- Journal Title
  
  NBiS 2020 -Advances in Networked-Based Information Systems
  
  Volume: AISC1264 Pages: 211-224
- DOI
  10.1007/978-3-030-57811-4_20
- ISBN
  9783030578107, 9783030578114
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K11826, KAKENHI-PROJECT-16H01705
[Journal Article] Fourier-based Verifiable Function Secret Sharing2020
- Author(s)
  Takeshi Koshiba
- Journal Title
  
  IEICE Proceeding Series
  
  Volume: 65 Pages: 442-446
- DOI
  10.34385/proc.65.C03-5
- NAID
  230000012694
- ISSN
  2188-5079
- Year and Date
  2020-10-18
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K22849
[Journal Article] Generalized M(m,r)-network: A case for fixed message dimensions2020
- Author(s)
  Vikrant Singh, Behrouz Zolfaghari, Chunduri Venkata Dheeraj Kumar, Brijesh Kumar Rai, Khodakhast Bibak, Gautam Srivastava, Swapnoneel Roy, Takeshi Koshiba
- Journal Title
  
  IEEE Communications Letters
  
  Volume: 24 Issue: 1 Pages: 38-42
- DOI
  10.1109/lcomm.2019.2950193
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] Efficient protocols for private wildcards pattern matching2020
- Author(s)
  Saha Tushar Kanti、Rathee Deevashwer、Koshiba Takeshi
- Journal Title
  
  Journal of Information Security and Applications
  
  Volume: 55 Pages: 102609-102609
- DOI
  10.1016/j.jisa.2020.102609
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] Almost Fully Secured Lattice-Based Group Signatures with Verifier-Local Revocation2020
- Author(s)
  Perera Maharage Nisansala Sevwandi、Koshiba Takeshi
- Journal Title
  
  Cryptography
  
  Volume: 4 Issue: 4 Pages: 33-33
- DOI
  10.3390/cryptography4040033
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] A Guests Managing System with Lattice-Based Verifier-Local Revocation Group Signature Scheme with Time-Bound Keys2020
- Author(s)
  Perera Maharage Nisansala Sevwandi、Koshiba Takeshi
- Journal Title
  
  Advances in Intelligent Systems and Computing
  
  Volume: 1170 Pages: 81-96
- DOI
  10.1007/978-981-15-5411-7_6
- ISBN
  9789811554100, 9789811554117
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] Combined interactive protocol for lattice-based group signature schemes with verifier-local revocation2020
- Author(s)
  Perera Maharage Nisansala Sevwandi、Koshiba Takeshi
- Journal Title
  
  International Journal of Grid and Utility Computing
  
  Volume: 11 Issue: 5 Pages: 662-673
- DOI
  10.1504/ijguc.2020.10030945
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] Efficient private database queries using ring-LWE somewhat homomorphic encryption2019
- Author(s)
  Tushar Kanti Saha, Mayank Rathee, Takeshi Koshiba
- Journal Title
  
  Journal of Information Security and Applications
  
  Volume: 49 Pages: 102406-102406
- DOI
  10.1016/j.jisa.2019.102406
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K22849, KAKENHI-PROJECT-16H01705
[Journal Article] Zero-Knowledge Proof for Lattice-Based Group Signature Schemes with Verifier-Local Revocation2019
- Author(s)
  Maharage Nisansala Sevwandi Perera, Takeshi Koshiba
- Journal Title
  
  Lecture Notes on Data Engineering and Communications Technologies (NBiS 2018)
  
  Volume: 22 Pages: 772-782
- DOI
  10.1007/978-3-319-98530-5_68
- ISBN
  9783319985299, 9783319985305
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] Impossibility of perfectly-secure one-round delegated quantum computing for classical client2019
- Author(s)
  Tomoyuki Morimae, Takeshi Koshiba
- Journal Title
  
  Quantum Information & Computation
  
  Volume: 19 Pages: 214-221
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] New Assumptions on Isogenous Pairing Groups with Applications to Attribute-Based Encryption2019
- Author(s)
  Takeshi Koshiba, Katsuyuki Takashima
- Journal Title
  
  Lecture Notes in Computer Science (ICISC 2018)
  
  Volume: 11396 Pages: 3-19
- DOI
  10.1007/978-3-030-12146-4_1
- ISBN
  9783030121457, 9783030121464
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] Perfectly secure message transmission against independent rational adversaries2019
- Author(s)
  Kenji Yasunaga and Takeshi Koshiba
- Journal Title
  
  Lecture Notes in Computer Science, Proc. of Decision and Game Theory for Security - 10th International Conference, GameSec 2019
  
  Volume: 11836 Pages: 563-582
- DOI
  10.1007/978-3-030-32430-8_33
- ISBN
  9783030324292, 9783030324308
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K11159, KAKENHI-PROJECT-19K22849, KAKENHI-PROJECT-16H01705, KAKENHI-PROJECT-17H01695
[Journal Article] Arbitrable blind quantum computation2019
- Author(s)
  Go Sato, Takeshi Koshiba, Tomoyuki Morimae
- Journal Title
  
  Quantum Information Processing
  
  Volume: 18 Issue: 12
- DOI
  10.1007/s11128-019-2482-4
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K22849, KAKENHI-PROJECT-16H01705
[Journal Article] Non-transferable proxy re-encryption for multiple groups2018
- Author(s)
  Ei Mon Cho, Lwin San, Takeshi Koshiba
- Journal Title
  
  International Journal of Space-Based and Situated Computing
  
  Volume: 8 Issue: 1 Pages: 20-29
- DOI
  10.1504/ijssc.2018.091192
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] Achieving Almost-Full Security for Lattice-Based Fully Dynamic Group Signatures with Verifier-Local Revocation2018
- Author(s)
  Maharage Nisansala Sevwandi Perera, Takeshi Koshiba
- Journal Title
  
  Lecture Notes in Computer Science (ISPEC 2018)
  
  Volume: 11125 Pages: 229-247
- DOI
  10.1007/978-3-319-99807-7_14
- ISBN
  9783319998060, 9783319998077
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] Outsourcing private equality tests to the cloud2018
- Author(s)
  Tushar Kanti Saha, Takeshi Koshiba
- Journal Title
  
  Journal of Information Security and Applications
  
  Volume: 43 Pages: 83-98
- DOI
  10.1016/j.jisa.2018.09.002
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] Achieving Strong Security and Verifier-Local Revocation for Dynamic Group Signatures from Lattice Assumptions2018
- Author(s)
  Maharage Nisansala Sevwandi Perera, Takeshi Koshiba
- Journal Title
  
  Lecture Notes in Computer Science (STM 2018)
  
  Volume: 11091 Pages: 3-19
- DOI
  10.1007/978-3-030-01141-3_1
- ISBN
  9783030011406, 9783030011413
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] Achieving Full Security for Lattice-Based Group Signatures with Verifier-Local Revocation2018
- Author(s)
  Maharage Nisansala Sevwandi Perera, Takeshi Koshiba
- Journal Title
  
  Lecture Notes in Computer Science (ICICS 2018)
  
  Volume: 11149 Pages: 287-302
- DOI
  10.1007/978-3-030-01950-1_17
- ISBN
  9783030019495, 9783030019501
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] Almost-Fully Secured Fully Dynamic Group Signatures with Efficient Verifier-Local Revocation and Time-Bound Keys2018
- Author(s)
  Maharage Nisansala Sevwandi Perera, Takeshi Koshiba
- Journal Title
  
  Lecture Notes in Computer Science (IDCS 2018)
  
  Volume: 11226 Pages: 134-147
- DOI
  10.1007/978-3-030-02738-4_12
- ISBN
  9783030027377, 9783030027384
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] Secure non-transferable proxy re-encryption for group membership and non-membership2018
- Author(s)
  E. M. Cho, L. San, T. Koshiba
- Journal Title
  
  Lecture Notes on Data Engineering and Communications Technologies (TwCSec 2017)
  
  Volume: 7 Pages: 876-887
- DOI
  10.1007/978-3-319-65521-5_79
- ISBN
  9783319655208, 9783319655215
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] An efficient privacy-preserving comparison protocol2018
- Author(s)
  T. K. Saha, T. Koshiba
- Journal Title
  
  Lecture Notes on Data Engineering and Communications Technologies (NBiS 2017)
  
  Volume: 7 Pages: 553-565
- DOI
  10.1007/978-3-319-65521-5_48
- ISBN
  9783319655208, 9783319655215
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] Function secret sharing using Fourier basis2018
- Author(s)
  T. Ohsawa, N. Kurokawa, T. Koshiba
- Journal Title
  
  Lecture Notes on Data Engineering and Communications Technologies (TwCSec 2017)
  
  Volume: 7 Pages: 865-875
- DOI
  10.1007/978-3-319-65521-5_78
- ISBN
  9783319655208, 9783319655215
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] Privacy-preserving equality test towards big data2018
- Author(s)
  T. K. Saha, T. Koshiba
- Journal Title
  
  Lecture Notes in Computer Science (FPS 2017)
  
  Volume: 10723 Pages: 95-110
- DOI
  10.1007/978-3-319-75650-9_7
- ISBN
  9783319756493, 9783319756509
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H01705, KAKENHI-PROJECT-17H01695
[Journal Article] Achieving Strong Security and Member Registration for Lattice-based Group Signature Scheme with Verifier-local Revocation2018
- Author(s)
  Maharage Nisansala Sevwandi Perera, Takeshi Koshiba
- Journal Title
  
  Journal of Internet Services and Information Security
  
  Volume: 8 Pages: 1-15
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] Perfectly Secure Message Transmission Against Rational Timid Adversaries2018
- Author(s)
  Fujita Maiki、Yasunaga Kenji、Koshiba Takeshi
- Journal Title
  
  Lecture Notes in Computer Science, Proc. of Decision and Game Theory for Security - 9th International Conference, GameSec 2018
  
  Volume: 11199 Pages: 127-144
- DOI
  10.1007/978-3-030-01554-1_8
- ISBN
  9783030015534, 9783030015541
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K11159, KAKENHI-PROJECT-16H01705
[Journal Article] Efficient protocols for private database queries2017
- Author(s)
  T. K. Saha, Mayank, T. Koshiba
- Journal Title
  
  Lecture Notes in Computer Science (DBSec 2017)
  
  Volume: 10359 Pages: 337-348
- DOI
  10.1007/978-3-319-61176-1_19
- ISBN
  9783319611754, 9783319611761
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705, KAKENHI-PROJECT-17H01695
[Journal Article] Private conjunctive query over encrypted data2017
- Author(s)
  T.K. Saha and T. Koshiba
- Journal Title
  
  in Proc. AFRICACRYPT 2017
  
  Volume: -
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-24106008
[Journal Article] An enhancement of privacy-preserving wildcards pattern matching2017
- Author(s)
  T.K. Saha and T. Koshiba
- Journal Title
  
  in Proc. the 9th International Symposium on Foundations & Practice of Security (FPS 2016)
  
  Volume: LNCS 10128 Pages: 145-160
- DOI
  10.1007/978-3-319-51966-1_10
- ISBN
  9783319519654, 9783319519661
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-24106008, KAKENHI-PROJECT-16H01705, KAKENHI-PROJECT-26540002
[Journal Article] Analysis of decreasing squared-sum of Gram-Schmidt lengths for short lattice vectors2017
- Author(s)
  M. Yasuda, K. Yokoyama, T. Shimoyama, J. Kogure, and T. Koshiba
- Journal Title
  
  Journal of Mathematical Cryptology
  
  Volume: 11(1) Issue: 1 Pages: 1-24
- DOI
  10.1515/jmc-2016-0008
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PLANNED-24106008, KAKENHI-PROJECT-16H01705, KAKENHI-PROJECT-16H02830, KAKENHI-PROJECT-26540002
[Journal Article] Physical implementation of oblivious transfer using optical correlated randomness2017
- Author(s)
  T. Ito, H. Koizumi, N. Suzuki, I. Kakesu, K. Iwakawa, A. Uchida, T. Koshiba, J. Muramatsu, K. Yoshimura, M. Inubushi, P. Davis
- Journal Title
  
  Scientific Reports
  
  Volume: 7 Issue: 1 Pages: 1-12
- DOI
  10.1038/s41598-017-08229-x
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16H01705, KAKENHI-PROJECT-16H03878, KAKENHI-PROJECT-17H01695
[Journal Article] Private conjunctive query over encrypted data2017
- Author(s)
  Tushar Kanti Saha, Takeshi Koshiba
- Journal Title
  
  Lecture Notes in Computer Science (AFRICACRYPT 2017)
  
  Volume: 10239 Pages: 149-164
- DOI
  10.1007/978-3-319-57339-7_9
- ISBN
  9783319573380, 9783319573397
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26540002, KAKENHI-PROJECT-16H01705
[Journal Article] Pairing cryptography meets isogeny: A new framework of isogenous pairing groups2016
- Author(s)
  T. Koshiba and K. Takashima
- Journal Title
  
  IACR Cryptology ePrint Archive
  
  Volume: 2016/1138
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PLANNED-24106008
[Journal Article] Privacy-preserving fuzzy commitment for biometrics via layered error-correcting codes2016
- Author(s)
  Masaya Yasuda, Takeshi Shimoyama, Narishige Abe, Shigefumi Yamada, Takashi Shinzaki, Takeshi Koshiba
- Journal Title
  
  Lecture Notes in Computer Science (FPS 2015)
  
  Volume: 9482 Pages: 117-133
- DOI
  10.1007/978-3-319-30303-1_8
- ISBN
  9783319303024, 9783319303031
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26540002, KAKENHI-PLANNED-24106008, KAKENHI-PROJECT-24240001, KAKENHI-PROJECT-23246071
[Journal Article] Secure data devolution: Practical re-encryption with auxiliary data in LWE-based somewhat homomorphic encryption2015
- Author(s)
  Masaya Yasuda, Takeshi Koshiba, Takeshi Shimoyama, Jun Kogure, Kazuhiro Yokoyama
- Journal Title
  
  Proceedings of the 3rd International Workshop on Security in Cloud Computing (SCC@ASIACCS 2015)
  
  Volume: - Pages: 53-61
- DOI
  10.1145/2732516.2732521
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26540002, KAKENHI-PLANNED-24106008, KAKENHI-PROJECT-24240001
[Journal Article] Secure statistical analysis using RLWE-based homomorphic encryption2015
- Author(s)
  Masaya Yasuda, Takeshi Shimoyama, Jun Kogure, Kazuhiro Yokoyama, Takeshi Koshiba
- Journal Title
  
  Lecture Notes in Computer Science (ACISP 2015)
  
  Volume: 9144 Pages: 471-487
- DOI
  10.1007/978-3-319-19962-7_27
- ISBN
  9783319199610, 9783319199627
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26540002, KAKENHI-PROJECT-24240001, KAKENHI-PROJECT-23246071
[Journal Article] New packing method in somewhat homomorphic encryption and its applications2015
- Author(s)
  Masaya Yasuda, Takeshi Shimoyama, Jun Kogure, Kazuhiro Yokoyama, Takeshi Koshiba
- Journal Title
  
  Security and Communication Networks
  
  Volume: 8 Issue: 13 Pages: 2194-2213
- DOI
  10.1002/sec.1164
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26540002, KAKENHI-PLANNED-24106008, KAKENHI-PROJECT-24240001, KAKENHI-PROJECT-23246071
[Journal Article] New packing method in somewhat homomorphic encryption and its applications2015
- Author(s)
  Masaya Yasuda, Takeshi Shiomyama, Jun Kogure, Kazuhiro Yokoyama, Takeshi Koshiba
- Journal Title
  
  Security and Communication Networks
  
  Volume: no vol. no Issue: 13 Pages: 2291-2301
- DOI
  10.1002/sec.1173
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-24106008
[Journal Article] Privacy-preserving wildcards pattern matching using symmetric somewhat homomorphic encryption2014
- Author(s)
  Masaya Yasuda, Takeshi Shimoyama, Jun Kogure, Kazuhiro Yokoyama, Takeshi Koshiba
- Journal Title
  
  Lecture Notes in Computer Science
  
  Volume: 8544 Pages: 338-353
- DOI
  10.1007/978-3-319-08344-5_22
- ISBN
  9783319083438, 9783319083445
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-23246071, KAKENHI-PLANNED-24106008, KAKENHI-PROJECT-24240001, KAKENHI-PROJECT-26540002
[Journal Article] Practical Packing Method in Somewhat Homomorphic Encryption2014
- Author(s)
  Masaya Yasuda, Takeshi Shimoyama, Jun Kogure, Kazuhiro Yokoyama, Takeshi Koshiba
- Journal Title
  
  Lecture Notes in Computer Science (DPM 2013)
  
  Volume: 8247 Pages: 34-50
- DOI
  10.1007/978-3-642-54568-9_3
- ISBN
  9783642545672, 9783642545689
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23650004, KAKENHI-PLANNED-24106008, KAKENHI-PROJECT-24240001
[Journal Article] On the exact decryption range for Gentry-Halevi's Implementation of Fully Homomorphic Encryption2014
- Author(s)
  Masaya Yasuda, Kazuhiro Yokoyama, Takeshi Shimoyama, Jun Kogure, Takeshi Koshiba
- Journal Title
  
  Journal of Mathematical Cryptology
  
  Volume: 8 Issue: 3 Pages: 305-329
- DOI
  10.1515/jmc-2013-0024
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-23246071, KAKENHI-PLANNED-24106008, KAKENHI-PROJECT-24240001, KAKENHI-PROJECT-26540002
[Journal Article] Packed homomorphic encryption based on ideal lattices and its application to biometrics2014
- Author(s)
  M. Yasuda, T. Shimoyama, J. Kogure, K. Yokoyama, T. Koshiba
- Journal Title
  
  Lecture Notes in Computer Science
  
  Volume: 8128 Pages: 55-74
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23650004
[Journal Article] Practical packing method in somewhat homomorphic encryption2014
- Author(s)
  M. Yasuda, T. Shimoyama, J. Kogure, K. Yokoyama, T. Koshiba
- Journal Title
  
  Lecture Notes in Computer Science
  
  Volume: 8247 Pages: 34-50
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23650004
[Journal Article] Morimae, Ancilla-driven universal blind quantum computation2013
- Author(s)
  T. Sueki, T. Koshiba, T
- Journal Title
  
  Physical Review A
  
  Volume: 87 Pages: 60301-60301
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23650004
[Journal Article] Ancilla-Driven Universal Blind Quantum Computation2013
- Author(s)
  Sueki Takahiro,Takeshi Koshiba,Tomoyuki Morimae
- Journal Title
  
  Physical Review A
  
  Volume: 89 Issue: 6 Pages: 60301-60301
- DOI
  10.1103/physreva.87.060301
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23246071, KAKENHI-PROJECT-23650004, KAKENHI-PLANNED-24106008, KAKENHI-PROJECT-24240001
[Journal Article] Packed Homomorphic Encryption Based on Ideal Lattices and Its Application to Biometrics2013
- Author(s)
  Masaya Yasuda, Takeshi Shimoyama, Jun Kogure, Kazuhiro Yokoyama, Takeshi Koshiba
- Journal Title
  
  Lecture Notes in Computer Science (MoCrySEn 2013)
  
  Volume: 8128 Pages: 55-74
- DOI
  10.1007/978-3-642-40588-4_5
- ISBN
  9783642405877, 9783642405884
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23650004, KAKENHI-PLANNED-24106008, KAKENHI-PROJECT-24240001
[Journal Article] Secure pattern matching using somewhat homomorphic encryption2013
- Author(s)
  Masaya Yasuda, Takeshi Shiomyama, Jun Kogure, Kazuhiro Yokoyama, Takeshi Koshiba
- Journal Title
  
  Proc. of the 2013 ACM Workshop on Cloud Computing Security
  
  Volume: 無し Pages: 65-76
- DOI
  10.1145/2517488.2517497
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-24106008
[Journal Article] Public discussion must be back and forth in Secure Message Transmission2011
- Author(s)
  T. Koshiba, S. Sawada
- Journal Title
  
  Lecture Notes in Computer Science 6829 (ICISC 2010)
  
  Pages: 325-337
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300002
[Journal Article] Reducing complexity assumptions for oblivious transfer2009
- Author(s)
  K. -Y. Cheong, T. Koshiba
- Journal Title
  
  Lecture Notes in Computer Science5824 (IWSEC 2009)
  
  Pages: 110-124
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300002
[Journal Article] Strengthening the Security of Distributed Oblivious Transfer2009
- Author(s)
  Kai Yuen Cheong, Takeshi Koshiba, Shohei Nishiyama
- Journal Title
  
  Lecture Notes in Computer Science 5594
  
  Pages: 377-378
- NAID
  110007338422
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20650001
[Journal Article] Reducing Complexity Assumptions for Oblivious Transfer2009
- Author(s)
  Kai Yuen Cheong, Takeshi Koshiba
- Journal Title
  
  Lecture Notes in Computer Science 5824
  
  Pages: 110-124
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300002
[Journal Article] Reducing Complexity Assumptions for Oblivious Transfer2009
- Author(s)
  Kai Yuen Cheong, Takeshi Koshiba
- Journal Title
  
  Lecture Notes in Computer Science 5824
  
  Pages: 110-124
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20650001
[Journal Article] Strengthening the Security of Distributed Oblivious Transfer2009
- Author(s)
  Kai Yuen Cheong, Takeshi Koshiba, Shohei Nishiyama
- Journal Title
  
  Lecture Notes in Computer Science 5594
  
  Pages: 377-388
- NAID
  110007338422
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300002
[Journal Article] Statistically hiding quantum bit commitment from approximable preimage size quantum one-way function2009
- Author(s)
  T. Koshiba, T. Odaira
- Journal Title
  
  Lecture Notes in Computer Science Vol. 5906
  
  Pages: 33-46
- NAID
  110007227304
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18300002
[Journal Article] Strengthening the security of distributed oblivious transfer2009
- Author(s)
  K. -Y. Cheong, T. Koshiba, S. Nishiyama
- Journal Title
  
  Lecture Notes in Computer Science 5594 (ACISP 2009)
  
  Pages: 377-388
- NAID
  110007338422
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300002
[Journal Article] Simple Direct Reduction of String (1,2)-OT to Rabin's OT without Privacy Amplification2008
- Author(s)
  Kaoru Kurosawa, Takeshi Koshiba
- Journal Title
  
  Lecture Notes in Computer Science 5155
  
  Pages: 199-209
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18300002
[Journal Article] A Combinatorial Approach to Deriving Lower Bounds for Perfectly Secure Oblivious Transfer Reductions2008
- Author(s)
  Kaoru Kurosawa, Wataru Kishimoto, Takeshi Koshiba
- Journal Title
  
  IEEET Transactions on Irlformation Theory 54
  
  Pages: 2566-2571
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20650001
[Journal Article] Simple Direct Reduction of String (1,2)-OT to Rabin's-OT without Privacy Amplification2008
- Author(s)
  Kaoru Kurosawa, Takeshi Koshiba
- Journal Title
  
  Lecture Notes in Computer Science 5155
  
  Pages: 199-209
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20650001
[Journal Article] A Combinatorial Approach to Derivng Lower Bounds for Perfectly Secure Oblivious Transfer Reductions2008
- Author(s)
  K.Kurosawa, W.Kishimoto, T.Koshiba
- Journal Title
  
  IEEE Transactions on Information Theory (採録決定済)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18300002
[Journal Article] Simple direct reduction of string (1,2)-OT to Rabin's OT without privacy amplification2008
- Author(s)
  K. Kurosawa, T. Koshiba
- Journal Title
  
  Lecture Notes in Computer Science Vol. 5155
  
  Pages: 199-209
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18300002
[Journal Article] A combinatorial approach to deriving lower bounds for perfectly secure oblivious transfer reductions2008
- Author(s)
  K. Kurosawa, W. Kishimoto, T. Koshiba
- Journal Title
  
  IEEE Transactions on Information Theory Vol. 54
  
  Pages: 2566-2571
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18300002
[Journal Article] A Combinatorial Approach to Deriving Lower Bounds for Perfectly Secure Oblivious Transfer Reductions2008
- Author(s)
  Kaoru Kurosawa, Wataru Kishimoto, Takeshi Koshiba
- Journal Title
  
  IEEE Transactions on Information Theory 54
  
  Pages: 2566-2571
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18300002
[Journal Article] Low-Density Attack Revisited2007
- Author(s)
  T.Izu, J.Kogure, T.Koshiba, T.Shimoyama
- Journal Title
  
  Desings, Codes and Cryptography 43(1)
  
  Pages: 47-59
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18300002
[Journal Article] Low-density attack revisited, Desings2007
- Author(s)
  T. Izu, J. Kogure, T. Koshiba, T. Shimoyama
- Journal Title
  
  Codes and Cryptography Vol. 43
  
  Pages: 47-59
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18300002
[Journal Article] More on security of public-key cryptography based on Chebyshev polynomials2007
- Author(s)
  K.-Y. Cheong, T. Koshiba
- Journal Title
  
  IEEE Transactions on Circuits and Systems II Vol. 54
  
  Pages: 795-799
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18300002
[Journal Article] 量子公開鍵暗号の安全性概念(招待解説論文)2007
- Author(s)
  小柴健史
- Journal Title
  
  電子情報通信学会誌 J90A(5)
  
  Pages: 367-375
- Data Source
  KAKENHI-PROJECT-18300002
[Journal Article] More on Security of Public-Key Cryptography Based on Chebyshev Polynomials2007
- Author(s)
  K.-Y.Cheong, T.Koshiba
- Journal Title
  
  IEEE Transacti on sonCircuits and Systems II 54(9)
  
  Pages: 795-799
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18300002
[Journal Article] Progress in quantum computational cryptography2006
- Author(s)
  A. Kawachi, T. Koshiba
- Journal Title
  
  Journal of Universal Computer Science Vol. 12
  
  Pages: 691-709
- Data Source
  KAKENHI-PROJECT-18300002
[Journal Article] Progress in Quantum Computational Cryptography2006
- Author(s)
  A.Kawachi, T.Koshiba
- Journal Title
  
  Journal of Universal Computer Science 12(6)
  
  Pages: 691-709
- Data Source
  KAKENHI-PROJECT-18300002
[Journal Article] Statistically-Hiding Quantum Bit Commitment from Approximable-Preimage-Size Quantum One-Way Function
- Author(s)
  Takanori Odaira, Takeshi Koshiba
- Journal Title
  
  Lecture Notes in Computer Science (掲載確定)
- NAID
  110007227304
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20650001
[Journal Article] Statistically-Hiding Quantum Bit Commitment from Approximable-Preimage-Size Quantum One-Way Function
- Author(s)
  Takanori Odaira, Takeshi Koshiba
- Journal Title
  
  Lecture Notes in Computer Science (掲載確定)
- NAID
  110007227304
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18300002
[Journal Article] Computational Indistinguishability of Quantum States and Its Cryptogr aphic Application
- Author(s)
  A.Kawachi, T.Koshiba, H.Nishimura, T.Yamakami
- Journal Title
  
  Journal of Cryptology
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20650001
[Journal Article] Computational Indistinguishability of Quantum States and Its Cryptographic Application
- Author(s)
  A.Kawachi, T.Koshiba, H.Nishimura, T.Yamakami
- Journal Title
  
  Journal of Cryptology
  
  Volume: 印刷中
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300002
[Journal Article] Statistically hiding quantum bit commitment from approximable preimage size quantum one-way function
- Author(s)
  T. Koshiba, T. Odaira
- Journal Title
  
  Lecture Notes in Computer Science (採録決定済)
- NAID
  110007227304
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18300002
[Presentation] Non-Interactive Statistically-Hiding Quantum Bit Commitment from any Quantum One-way Function2021
- Author(s)
  Takeshi Koshiba
- Organizer
  The 2nd Kyoto Workshop on Quantum Information, Computation and Foundation, QICF 2021
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] Guesswork of a quantum ensemble2021
- Author(s)
  Michele Dall'Arno, Francesco Buscemi, Takeshi Koshiba
- Organizer
  The 21st Asian Quantum Information Science Conference, AQIS 2021
- Data Source
  KAKENHI-PROJECT-21H04879
[Presentation] Non-interactive statistically-hiding quantum bit commitment from any quantum one-way function2021
- Author(s)
  Takeshi Koshiba
- Organizer
  The 2nd Kyoto Workshop on Quantum Information, Computation, and Foundation, QICF 2021
- Data Source
  KAKENHI-PROJECT-21H04879
[Presentation] Fourier-based verifiable function secret sharing2020
- Author(s)
  Takeshi Koshiba
- Organizer
  2020 International Symposium on Information Theory and Its Applications (ISITA 2020)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] On Public Verifiability for Secure Delegated Quantum Computation2020
- Author(s)
  Takeshi Koshiba
- Organizer
  Takeshi Koshiba The 1st Kyoto Workshop on Quantum Information, Computation, and Foundation, QICF 2020
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] A guests managing system with lattice-based verifier-local revocation group signature scheme with time-bound keys2019
- Author(s)
  Maharage Nisansala Sevwandi Perera, Takeshi Koshiba
- Organizer
  5th International Conference on Mathematics & Computing, ICMC 2019
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] On Public Verifiability for Secure Delegated Quantum Computation2019
- Author(s)
  Takeshi Koshiba
- Organizer
  研究集会「量子計算, ポスト量子暗号, 量子符号の融合と深化」
- Invited
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] Recent Progress in Quantum Computational Cryptography2019
- Author(s)
  Takeshi Koshiba
- Organizer
  The 6th IEEE Conference on Computer Science and Data Engineering, CSDE 2019
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] 耐量子時代の擬似乱数生成2018
- Author(s)
  小柴健史
- Organizer
  Small-workshop on Communications between Academia and Industry for Security (SCAIS 2018)
- Invited
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] Fourier-based function secret sharing with general access structure2018
- Author(s)
  T. Koshiba
- Organizer
  The 4th International Conference on Mathematics and Computing (ICMC 2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] Universal Construction of Cheater-Identifiable Secret Sharing Against Rushing Cheaters Based on Message Authentication2018
- Author(s)
  Masahito Hayashi, Takeshi Koshiba
- Organizer
  2018 IEEE International Symposium on Information Theory, ISIT 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] Homomorphic Encrypion and Its Applications2018
- Author(s)
  Takeshi Koshiba
- Organizer
  2018 International Conference for Top and Emerging Computer Scientists, IC-TECS 2018
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] 安全な代理量子計算2018
- Author(s)
  小柴健史
- Organizer
  情報理論研究会「若手研究者のための講演会」＠第41回情報理論とその応用シンポジウム, SITA 2018
- Invited
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] 観測に基づく量子計算と量子優位性2018
- Author(s)
  小柴健史
- Organizer
  CREST暗号数理平成30年度第2回全体会議チュートリアルワークショップ
- Invited
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] Fully dynamic group signature scheme with member registration and verifier-local revocation2018
- Author(s)
  M. N. S. Perera, T. Koshiba
- Organizer
  The 4th International Conference on Mathematics and Computing (ICMC 2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] 複数の合理的な敵に対する安全なメッセージ伝達方式2017
- Author(s)
  藤田舞騎，小柴健史
- Organizer
  2017年暗号と情報セキュリティシンポジウム (SCIS 2017)
- Place of Presentation
  ロワジールホテル那覇，沖縄県那覇市
- Year and Date
  2017-01-24
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] Secure SMS transmission based on verifiable hash convergent group signcryption2017
- Author(s)
  E. M. Cho, T. Koshiba
- Organizer
  The 18th IEEE International Conference on Mobile Data Management (MDM 2017)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] Secure SMS transmission based on verifiable hash convergent group signcryption2017
- Author(s)
  Ei Mon Cho, Takeshi Koshiba
- Organizer
  The 18th IEEE International Conference on Mobile Data Management (MDM 2017)
- Place of Presentation
  KAIST, Daejeon, South Korea
- Year and Date
  2017-05-29
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] Cloud deduplication based on multiple group signature scheme2017
- Author(s)
  Ei Mon Cho and T. Koshiba
- Organizer
  The 15th International Conference on Computer Applications (ICCA 2017)
- Place of Presentation
  福岡
- Year and Date
  2017-02-17
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-24106008
[Presentation] フーリエ基底を用いた関数秘密分散2017
- Author(s)
  大澤卓矢，黒河徳大，小柴健史
- Organizer
  2017年暗号と情報セキュリティシンポジウム (SCIS 2017)
- Place of Presentation
  ロワジールホテル那覇，沖縄県那覇市
- Year and Date
  2017-01-24
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] Hayashi-Morimaeブラインド量子計算に対する第三者検証可能性2017
- Author(s)
  佐藤豪, 森前智行, 小柴健史
- Organizer
  2017年暗号と情報セキュリティシンポジウム (SCIS2017)
- Place of Presentation
  那覇
- Year and Date
  2017-01-27
- Data Source
  KAKENHI-PLANNED-24106008
[Presentation] Secure Message Transmission against Rational Adversaries2017
- Author(s)
  T. Koshiba
- Organizer
  Cryptographic Technologies for Securing Network Storage and Their Mathematical Modeling
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] LEGO protocol with freeXOR gate2017
- Author(s)
  張亜棟，小柴健史
- Organizer
  2017年暗号と情報セキュリティシンポジウム (SCIS 2017)
- Place of Presentation
  ロワジールホテル那覇，沖縄県那覇市
- Year and Date
  2017-01-24
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] フーリエ基底を用いた関数秘密分散2017
- Author(s)
  大澤卓矢, 黒河徳大, 小柴健史
- Organizer
  2017年暗号と情報セキュリティシンポジウム (SCIS2017)
- Place of Presentation
  那覇
- Year and Date
  2017-01-24
- Data Source
  KAKENHI-PLANNED-24106008
[Presentation] Efficient Keyword Search Scheme for ID-Based Proxy Re-Encryption2017
- Author(s)
  Jinhong Wu, Takeshi Koshiba
- Organizer
  2017年暗号と情報セキュリティシンポジウム (SCIS 2017)
- Place of Presentation
  ロワジールホテル那覇，沖縄県那覇市
- Year and Date
  2017-01-24
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] Fully Secure Lattice-based Group Signatures with Verifier-local Revocation2017
- Author(s)
  Maharage Nisansala Sevwandi Perera, Takeshi Koshiba
- Organizer
  2017年暗号と情報セキュリティシンポジウム (SCIS 2017)
- Place of Presentation
  ロワジールホテル那覇，沖縄県那覇市
- Year and Date
  2017-01-24
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] Big data cloud deduplication based on verifiable hash convergent group signcryption2017
- Author(s)
  Ei Mon Cho, Takeshi Koshiba
- Organizer
  IEEE International Workshop on Big Data Security and Services
- Place of Presentation
  Holiday Inn, San Francisco Bay, CA, USA
- Year and Date
  2017-04-06
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] Secure Message Transmission : 可能性と限界2017
- Author(s)
  小柴健史
- Organizer
  第６回誤り訂正符号のワークショップ (電子情報通信学会情報理論とその応用サブソサイエティ)
- Invited
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] Hayashi-Morimaeブラインド量子計算に対する第三者検証可能性2017
- Author(s)
  佐藤豪，森前智行，小柴健史
- Organizer
  2017年暗号と情報セキュリティシンポジウム (SCIS 2017)
- Place of Presentation
  ロワジールホテル那覇，沖縄県那覇市
- Year and Date
  2017-01-24
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] Secure Deduplication in a Multiple Group Signature Setting2017
- Author(s)
  Ei Mon Cho, Takeshi Koshiba
- Organizer
  The 31st IEEE International Conference on Advanced Information Networking and Applications (AINA 2017)
- Place of Presentation
  Tamkang University, Taipei, Taiwan
- Year and Date
  2017-03-27
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] Private comparison protocol and its application to range queries2017
- Author(s)
  T. K. Saha, Mayank, Deevashwer, T. Koshiba
- Organizer
  The 10th International Conference on Internet and Distributed Computing Systems (IDCS 2017)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] Zig-zag積を利用したグラフ拡張におけるAlmost-everywhere Agreement2017
- Author(s)
  切上太希，小柴健史
- Organizer
  2017年暗号と情報セキュリティシンポジウム (SCIS 2017)
- Place of Presentation
  ロワジールホテル那覇，沖縄県那覇市
- Year and Date
  2017-01-24
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] アファイン誤りに対する頑健符号2017
- Author(s)
  岩元遼太，小柴健史
- Organizer
  2017年暗号と情報セキュリティシンポジウム (SCIS 2017)
- Place of Presentation
  ロワジールホテル那覇，沖縄県那覇市
- Year and Date
  2017-01-24
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] Secure Deduplication in a Multiple Group Signature Setting2017
- Author(s)
  Ei Mon Cho, Takeshi Koshiba
- Organizer
  The 31st IEEE International Conference on Advanced Information Networking and Applications (AINA 2017)
- Place of Presentation
  Tamkang University, Taipei, Taiwan
- Year and Date
  2017-03-27
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] Non-transferable proxy re-encryption for group membership/non-membership2017
- Author(s)
  Lwin San, Ei Mon Cho, and T. Koshiba
- Organizer
  The 15th International Conference on Computer Applications (ICCA 2017)
- Place of Presentation
  福岡
- Year and Date
  2017-02-17
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-24106008
[Presentation] Big data cloud deduplication based on verifiable hash convergent group signcryption2017
- Author(s)
  E. M. Cho, T. Koshiba
- Organizer
  The 3rd IEEE International Conference on Big Data Computing Service and Applications
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] Non-Transferable Proxy Re-Encryption for Group Membership/Non-Membership2017
- Author(s)
  Lwin San, Ei Mon Cho, Takeshi Koshiba
- Organizer
  2017年暗号と情報セキュリティシンポジウム (SCIS 2017)
- Place of Presentation
  ロワジールホテル那覇，沖縄県那覇市
- Year and Date
  2017-01-24
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] Bloom Filterによる和・共通集合濃度の多者間秘匿計算プロトコル2017
- Author(s)
  井上義治，小柴健史
- Organizer
  2017年暗号と情報セキュリティシンポジウム (SCIS 2017)
- Place of Presentation
  ロワジールホテル那覇，沖縄県那覇市
- Year and Date
  2017-01-24
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] Proof-of-Stakeに基づく電子投票プロトコル2017
- Author(s)
  飯島京嗣，小柴健史
- Organizer
  2017年暗号と情報セキュリティシンポジウム (SCIS 2017)
- Place of Presentation
  ロワジールホテル那覇，沖縄県那覇市
- Year and Date
  2017-01-24
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] 鍵サイズ長の単一値を持つGateによるGarbled化方式2016
- Author(s)
  黒河徳大，小柴健史
- Organizer
  2016年暗号と情報セキュリティシンポジウム (SCIS2016)
- Place of Presentation
  ANAクラウンプラザホテル熊本ニュースカイ，熊本市
- Year and Date
  2016-01-21
- Data Source
  KAKENHI-PROJECT-24240001
[Presentation] Multi-Party Secure Computation Based on Linear Codes2016
- Author(s)
  K. Sheng, T. Koshiba
- Organizer
  2016年暗号と情報セキュリティシンポジウム (SCIS2016)
- Place of Presentation
  ANAクラウンプラザホテル熊本ニュースカイ，熊本市
- Year and Date
  2016-01-22
- Data Source
  KAKENHI-PROJECT-24240001
[Presentation] Secure Deduplication for Multiple Group Setting2016
- Author(s)
  Ei Mon Cho, Takeshi Koshiba
- Organizer
  2016年暗号と情報セキュリティシンポジウム (SCIS 2016)
- Place of Presentation
  ANAクラウンプラザホテル熊本ニュースカイ，熊本県熊本市
- Year and Date
  2016-01-22
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] Secure Deduplication for Multiple Group Setting2016
- Author(s)
  Ei Mon Cho, T. Koshiba
- Organizer
  2016年暗号と情報セキュリティシンポジウム (SCIS2016)
- Place of Presentation
  ANAクラウンプラザホテル熊本ニュースカイ，熊本市
- Year and Date
  2016-01-19
- Data Source
  KAKENHI-PROJECT-24240001
[Presentation] 合理的な敵に対する安全なメッセージ伝達方式2016
- Author(s)
  藤田舞騎，小柴健史
- Organizer
  2016年暗号と情報セキュリティシンポジウム (SCIS 2016)
- Place of Presentation
  ANAクラウンプラザホテル熊本ニュースカイ，熊本県熊本市
- Year and Date
  2016-01-21
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] 合理的な敵に対する安全なメッセージ伝達方式2016
- Author(s)
  藤田舞騎, 小柴健史
- Organizer
  2016 年暗号と情報セキュリティシンポジウム (SCIS2016)
- Place of Presentation
  ANAクラウンプラザホテル熊本ニュースカイ
- Year and Date
  2016-01-19
- Data Source
  KAKENHI-PLANNED-24106008
[Presentation] 合理的な敵に対する安全なメッセージ伝達方式2016
- Author(s)
  藤田舞騎，小柴健史
- Organizer
  2016年暗号と情報セキュリティシンポジウム (SCIS2016)
- Place of Presentation
  ANAクラウンプラザホテル熊本ニュースカイ，熊本市
- Year and Date
  2016-01-21
- Data Source
  KAKENHI-PROJECT-24240001
[Presentation] Multi-party secure computation based on linear codes2016
- Author(s)
  K. Sheng and T. Koshiba
- Organizer
  2016 年暗号と情報セキュリティシンポジウム (SCIS2016)
- Place of Presentation
  ANAクラウンプラザホテル熊本ニュースカイ
- Year and Date
  2016-01-19
- Data Source
  KAKENHI-PLANNED-24106008
[Presentation] Secure deduplication for multiple group setting2016
- Author(s)
  Ei Mon Cho and T. Koshiba
- Organizer
  2016 年暗号と情報セキュリティシンポジウム (SCIS2016)
- Place of Presentation
  ANAクラウンプラザホテル熊本ニュースカイ
- Year and Date
  2016-01-19
- Data Source
  KAKENHI-PLANNED-24106008
[Presentation] Private Equality Test using Ring-LWE Somewhat Homomorphic Encryption2016
- Author(s)
  Tushar Kanti Saha, Takeshi Koshiba
- Organizer
  The 3rd Asia-Pacific World Congress on Computer Science and Engineering (APWC on CSE 2016)
- Place of Presentation
  Sofitel Fiji Resort & Spa, Denarau Island, Fiji
- Year and Date
  2016-12-04
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] 生体情報を秘密鍵として利用可能な暗号技術Fuzzy Commitmentの改良と実装2016
- Author(s)
  下山武司，安田雅哉，安部登樹，山田茂史，新崎卓，小柴健史
- Organizer
  2016年暗号と情報セキュリティシンポジウム (SCIS 2016)
- Place of Presentation
  ANAクラウンプラザホテル熊本ニュースカイ，熊本県熊本市
- Year and Date
  2016-01-21
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] Multi-Party Secure Computation Based on Linear Codes2016
- Author(s)
  K. Sheng, Takeshi Koshiba
- Organizer
  2016年暗号と情報セキュリティシンポジウム (SCIS 2016)
- Place of Presentation
  ANAクラウンプラザホテル熊本ニュースカイ，熊本県熊本市
- Year and Date
  2016-01-19
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] Perfectly secure message transmission scheme against rational adversaries2016
- Author(s)
  M. Fujita and T. Koshiba
- Organizer
  The 19th Japan-Korea Joint Workshop on Algorithms and Computation (WAAC 2016)
- Place of Presentation
  函館
- Year and Date
  2016-08-31
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-24106008
[Presentation] Perfectly Secure Message Transmission Scheme against Rational Adversaries2016
- Author(s)
  Maiki Fujita, Takeshi Koshiba
- Organizer
  The 19th Japan-Korea Joint Workshop on Algorithms and Computation (WAAC 2016)
- Place of Presentation
  Hakodate Citizen Hall, Hakodate, Japan
- Year and Date
  2016-08-30
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] 鍵サイズ長の単一値を持つGateによるGarbled化方式2016
- Author(s)
  黒河徳大，小柴健史
- Organizer
  2016年暗号と情報セキュリティシンポジウム (SCIS 2016)
- Place of Presentation
  ANAクラウンプラザホテル熊本ニュースカイ，熊本県熊本市
- Year and Date
  2016-01-21
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] Private Equality Test using Ring-LWE Somewhat Homomorphic Encryption2016
- Author(s)
  Tushar Kanti Saha, Takeshi Koshiba
- Organizer
  The 3rd Asia-Pacific World Congress on Computer Science and Engineering (APWC on CSE 2016)
- Place of Presentation
  Sofitel Fiji Resort & Spa, Denarau Island, Fiji
- Year and Date
  2016-12-04
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] 鍵サイズ長の単一値を持つGate によるGarbled 化方式2016
- Author(s)
  黒河徳大, 小柴健史
- Organizer
  2016 年暗号と情報セキュリティシンポジウム (SCIS2016)
- Place of Presentation
  ANAクラウンプラザホテル熊本ニュースカイ
- Year and Date
  2016-01-19
- Data Source
  KAKENHI-PLANNED-24106008
[Presentation] Quantum Bloom Filter2015
- Author(s)
  Takeshi Koshiba
- Organizer
  Workshop on Secure Quantum Computing
- Place of Presentation
  Tokyo Univ.
- Year and Date
  2015-03-19
- Invited
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] Data Management over Garbled Bloom Filter for Private Set Intersection2015
- Author(s)
  Amit Raj Baral, Takeshi Koshiba
- Organizer
  13th International Conference on Computer Applications, ICCA 2015
- Place of Presentation
  Sedona Hotel, Yangon
- Year and Date
  2015-02-05
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] Data management over garbled Bloom filter for private set intersection2015
- Author(s)
  Amit Raj Baral, Takeshi Koshiba
- Organizer
  The 13th International Conference on Computer Applications (ICCA 2015)
- Place of Presentation
  Sedona Hotel, Yangon, Myanmar
- Year and Date
  2015-02-05
- Data Source
  KAKENHI-PROJECT-24240001
[Presentation] Quantum Bloom Filter2015
- Author(s)
  Takeshi Koshiba
- Organizer
  Workshop on Secure Quantum Computing
- Place of Presentation
  東京大学　（東京都文京区）
- Year and Date
  2015-03-19
- Invited
- Data Source
  KAKENHI-PROJECT-23246071
[Presentation] Data management over garbled Bloom filter for private set intersection2015
- Author(s)
  Takeshi Koshiba
- Organizer
  The 13th International Conference on Computer Applications
- Place of Presentation
  Yangon
- Year and Date
  2015-02-05
- Invited
- Data Source
  KAKENHI-PLANNED-24106008
[Presentation] Quantum Bloom Filter2015
- Author(s)
  Takeshi Koshiba
- Organizer
  Workshop on Secure Quantum Computing
- Place of Presentation
  東京大学（東京都文京区）
- Year and Date
  2015-03-19
- Invited
- Data Source
  KAKENHI-PROJECT-24240001
[Presentation] Secure data devolution: Practical re-encryption with auxiliary data in LWE-based somewhat homomorphic encryption2015
- Author(s)
  Masaya Yasuda, Takeshi Koshiba, Takeshi Shimoyama, Jun Kogure, Kazuhiro Yokoyama
- Organizer
  3rd International Workshop on Security in Cloud Computing (SCC@ASIACCS 2015)
- Place of Presentation
  Singapore
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23246071
[Presentation] Private information retrieval via blind quantum computation2014
- Author(s)
  Takeshi Koshiba
- Organizer
  Australia-Japan Workshop on Multi-User Quantum Networks
- Place of Presentation
  Univ. of Technology, Sydney
- Year and Date
  2014-10-22
- Data Source
  KAKENHI-PLANNED-24106008
[Presentation] Private Information Retrieval via Blind Quantum Computation2014
- Author(s)
  Amit Raj Baral, Takeshi Koshiba, Harumichi Nishimura
- Organizer
  Australia-Japan Workshop on Multi-User Quantum Networks
- Place of Presentation
  University of Technology Sydney
- Year and Date
  2014-10-22
- Invited
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] On the power of the Tri-Sum-And function2014
- Author(s)
  Takeshi Koshiba
- Organizer
  Workshop on Collective Dynamics in Information Systems at Kavli Institute for Theoretical Physics China
- Place of Presentation
  Chinese Academy of Sciences, Beijin
- Year and Date
  2014-10-10
- Data Source
  KAKENHI-PLANNED-24106008
[Presentation] On the power of the Tri-Sum-And function2014
- Author(s)
  Takeshi Koshiba
- Organizer
  Collective Dynamics in Information Systems 2014
- Place of Presentation
  Chinese Science Academy, Beijing
- Year and Date
  2014-10-10
- Data Source
  KAKENHI-PROJECT-26540002
[Presentation] On the power of the Tri-Sum-And function2014
- Author(s)
  Takeshi Koshiba
- Organizer
  Collective Dynamics in Information Systems
- Place of Presentation
  Chinese Academy of Sciences, Beijing, China
- Year and Date
  2014-10-10
- Data Source
  KAKENHI-PROJECT-24240001
[Presentation] Private Information Retrieval via Blind Quantum Computation2014
- Author(s)
  Takeshi Koshiba
- Organizer
  Australia-Japan Workshop on Multi-User Quantum Networks
- Place of Presentation
  University of Technology Sydney, Sydney, Australia
- Year and Date
  2014-10-22
- Invited
- Data Source
  KAKENHI-PROJECT-24240001
[Presentation] Leakage resilience of Goldreich's pseudorandom generator against the basic linear programming2014
- Author(s)
  Ryuhei Mori, Takeshi Koshiba, Osamu Watanabe, Masaki Yamamoto
- Organizer
  Collective Dynamics in Information Systems
- Place of Presentation
  Chinese Academy of Sciences, Beijing, China
- Year and Date
  2014-10-13
- Data Source
  KAKENHI-PROJECT-24240001
[Presentation] Composable security of measuring-Alice blind quantum computation2013
- Author(s)
  T. Morimae, T. Koshiba
- Organizer
  7th International Conference on Information Theoretic Security (ICITS 2013)
- Place of Presentation
  NangYang Technological University, Singapore
- Year and Date
  2013-11-29
- Data Source
  KAKENHI-PROJECT-23650004
[Presentation] Composable security of measuring-Alice blind quantum computation2013
- Author(s)
  Tomoyuki Morimae, Takeshi　Koshiba
- Organizer
  The 7th International Conference on Information Theoretic Security (ICITS 2013)
- Place of Presentation
  Nanyang Technical University (Singapore)
- Data Source
  KAKENHI-PROJECT-23246071
[Presentation] Composable Security of Blind Computation2013
- Author(s)
  Takeshi Koshiba
- Organizer
  Third International Quantum Science Symposium Asia-2013 on ‘Quantum Information to Communications & Quantum Systems to Spintronics, Semi-conductors’
- Place of Presentation
  東京大学　本郷キャンパス
- Invited
- Data Source
  KAKENHI-PROJECT-23246071
[Presentation] Composable security of blind computation2013
- Author(s)
  T. Koshiba
- Organizer
  Quantum Science Symposium ASIA (QSS-ASIA 2013)
- Place of Presentation
  Tokyo Univ., Tokyo, Japan
- Year and Date
  2013-11-26
- Invited
- Data Source
  KAKENHI-PROJECT-23650004
[Presentation] On unidirectional public discussion in secure message transmission2013
- Author(s)
  T. Koshiba, S. Sawada
- Organizer
  1st International Conference on Energy, Environment and Human Engineering (ICEEHE 2013)
- Place of Presentation
  Kandawgyi Palace Hotel, Yangon, Myanmar
- Year and Date
  2013-12-21
- Data Source
  KAKENHI-PROJECT-23650004
[Presentation] Secure pattern matching using somewhat homomorphic encryption2013
- Author(s)
  M. Yasuda, T. Shimoyama, J. Kogure, H. Yokoyama, T. Koshiba
- Organizer
  2013 ACM Workshop on Cloud Computing Security
- Place of Presentation
  Berlin, Germany
- Year and Date
  2013-11-08
- Data Source
  KAKENHI-PROJECT-23650004
[Presentation] Ancilla-driven blind quantum computation2012
- Author(s)
  Takahiro Sueki, Takeshi Koshiba, and Tomoyuki Morimae
- Organizer
  The 2nd Conference on Quantum Cryptography
- Place of Presentation
  Singapore
- Year and Date
  2012-09-10
- Data Source
  KAKENHI-PLANNED-24106008
[Presentation] 補助キュービット駆動型万能ブラインド量子計算2012
- Author(s)
  末木貴洋, 小柴健史, 森前智行
- Organizer
  第26回量子情報技術研究会 (QIT 26)
- Place of Presentation
  福井大学
- Data Source
  KAKENHI-PROJECT-23650004
[Presentation] テレポーテーション型量子計算による安全な代理計算2012
- Author(s)
  末木貴洋，小柴健史
- Organizer
  2012年暗号と情報セキュリティシンポジウム
- Place of Presentation
  金沢エクセルホテル東急（金沢市）
- Data Source
  KAKENHI-PROJECT-23650004
[Presentation] Quantum Obliviouis Transfer and Quantum One-Way Functions2012
- Author(s)
  Takeshi Koshiba
- Organizer
  Japan-Singapore Workshop on Multi-User Quantum Network
- Place of Presentation
  National University of Singapore, Singapore
- Invited
- Data Source
  KAKENHI-PROJECT-23650004
[Presentation] Ancilla-Driven Blind Quantum Computation2012
- Author(s)
  Takahiro Sueki, Takeshi Koshiba, Tomoyuki Morimae
- Organizer
  The 2nd Conference on Quantum Cryptography (QCRYPT 2012)
- Place of Presentation
  National University of Singapore, Singapore
- Data Source
  KAKENHI-PROJECT-23650004
[Presentation] テレポーテーション型量子計算による安全な代理計算2012
- Author(s)
  末木貴洋、小柴健史
- Organizer
  SCIS2012: 2012年暗号と情報セキュリティシンポジウム
- Place of Presentation
  金沢
- Data Source
  KAKENHI-PROJECT-23246071
[Presentation] Non-interactive statistically-hiding quantum bit commitment from any quantum one-way function2011
- Author(s)
  T.Koshiba, T.Odaira
- Organizer
  The 14^<th> Workshop on Quantum Information Processing (QIP 2011)
- Place of Presentation
  Singapore
- Year and Date
  2011-01-11
- Data Source
  KAKENHI-PROJECT-21300002
[Presentation] Non-interactive statistically-hiding quantum bit commitment from any quantum one-way function2011
- Author(s)
  T.Koshiba, T.Odaira
- Organizer
  The 14^<th> Workshop on Quantum Information Proc essing (QIP 2011)
- Place of Presentation
  Singapore
- Year and Date
  2011-01-11
- Data Source
  KAKENHI-PROJECT-20650001
[Presentation] Non-interactive statistically-hiding quantum bit commitment from any quantum one-way function2011
- Author(s)
  T. Koshiba, T. Odaira
- Organizer
  The 14th Workshop on Quantum Information Processing (QIP 2011)
- Place of Presentation
  Singapore
- Year and Date
  2011-01-11
- Data Source
  KAKENHI-PROJECT-21300002
[Presentation] On the computational power of BB84 states2010
- Author(s)
  Takeshi Koshiba
- Organizer
  2010 International Workshop on Quantum Information Science
- Place of Presentation
  東京大学弥生講堂アネックス,東京,日本
- Year and Date
  2010-03-08
- Data Source
  KAKENHI-PROJECT-20650001
[Presentation] Interactive Hashing and BB84 states2010
- Author(s)
  T.Koshiba
- Organizer
  Quantum Information in Paris
- Place of Presentation
  Paris, France
- Year and Date
  2010-05-27
- Data Source
  KAKENHI-PROJECT-20650001
[Presentation] Public discussion must be back and forth in Secure Message Transmission2010
- Author(s)
  T.Koshiba, S.Sawada
- Organizer
  The 13^<th> International Conference on Information Security and Cryptology
- Place of Presentation
  Seoul, Korea
- Year and Date
  2010-12-03
- Data Source
  KAKENHI-PROJECT-20650001
[Presentation] Interactive Hashing and BB84 states2010
- Author(s)
  T.Koshiba
- Organizer
  Quantum Information in Paris
- Place of Presentation
  Paris, France
- Year and Date
  2010-05-27
- Data Source
  KAKENHI-PROJECT-21300002
[Presentation] Interactive hashing and BB84 states2010
- Author(s)
  T. Koshiba
- Organizer
  Quantum Information in Paris
- Place of Presentation
  Paris, France
- Year and Date
  2010-05-27
- Data Source
  KAKENHI-PROJECT-21300002
[Presentation] Public discussion must be back and forth in Secure Message Transmissi on2010
- Author(s)
  T.Koshiba, S.Sawada
- Organizer
  The 13^<th> International Conference on Information Security and Cryptology
- Place of Presentation
  Seoul, Korea
- Year and Date
  2010-12-03
- Data Source
  KAKENHI-PROJECT-21300002
[Presentation] Quantum Bit Commitment from Quantum One-Way Function(招待講演)2009
- Author(s)
  Takeshi Koshiba
- Organizer
  International Conference on Quantum Information and Technology
- Place of Presentation
  国立情報学研究所,東京,日本
- Year and Date
  2009-12-02
- Data Source
  KAKENHI-PROJECT-20650001
[Presentation] Statistically-Hiding Quantum Bit Commitment from Approximable-Preimage-Size Quantum One-Way Function2009
- Author(s)
  Takeshi Koshiba, Takanori Odaira
- Organizer
  4^<th> Workshop on Theory of Quantum Computation, Communication, and Cryptography, TQC 2009
- Place of Presentation
  Waterloo, Canada
- Year and Date
  2009-05-11
- Data Source
  KAKENHI-PROJECT-21300002
[Presentation] Reducing Complexity Assumptions for Oblivious Transfer2009
- Author(s)
  Kai Yuen Cheong, Takeshi Koshiba
- Organizer
  4^<th> International Workshop on Security, IWSEC 2009
- Place of Presentation
  富山国際会議場,富山,日本
- Year and Date
  2009-10-29
- Data Source
  KAKENHI-PROJECT-20650001
[Presentation] Strengthening the Security of Distributed Oblivious Transfer2009
- Author(s)
  Kai Yuen Cheong, Takeshi Koshiba, Shohei Nishiyama
- Organizer
  14^<th> Australasian Conference on Information Security and Privacy, ACISP 2009
- Place of Presentation
  Queens Univ.Tech., Brisbane, Australia
- Year and Date
  2009-07-03
- Data Source
  KAKENHI-PROJECT-20650001
[Presentation] Statistically-Hiding Quantum Bit Commitment from Approximable-Preimage-Size Quantum One-Way Function2009
- Author(s)
  Takeshi Koshiba, Tokanori Odaira
- Organizer
  4^<th> Workshop on Theory of Quantum Computation, Communication, and Cryptography, TQC 2009
- Place of Presentation
  Institute of Quantum Computing, Univ.Waterloo, Waterloo, Canada
- Year and Date
  2009-05-11
- Data Source
  KAKENHI-PROJECT-20650001
[Presentation] Reducing Complexity Assumptions for Oblivious Transfer2009
- Author(s)
  Kai Yuen Cheong, Takeshi Koshiba
- Organizer
  4^<th> International Workshop on Security, IWSEC 2009
- Place of Presentation
  富山国際会議場(富山市,日本)
- Year and Date
  2009-10-29
- Data Source
  KAKENHI-PROJECT-21300002
[Presentation] Strengthening the Security of Distributed Oblivious Transfer2009
- Author(s)
  Kai Yuen Cheong, Takeshi Koshiba, Shohei Nishiyama
- Organizer
  14^<th> Australasian Conference on Information Security and Privacy, ACISP 2009
- Place of Presentation
  Brisbane, Australia
- Year and Date
  2009-07-03
- Data Source
  KAKENHI-PROJECT-21300002
[Presentation] Simple Direct Reduction of String (1,2)-OT to Rabin's OT without Privacy Amplification2008
- Author(s)
  Kaoru Kurosawa, Takeshi Koshiba
- Organizer
  The 3rd International Conference on Information Theoretic Security, ICITS 2008
- Place of Presentation
  カナダ,カルガリー
- Year and Date
  2008-08-11
- Data Source
  KAKENHI-PROJECT-20650001
[Presentation] On Quantum Oblivious Transfer2008
- Author(s)
  Takeshi Koshiba
- Organizer
  JST-CNRS Joint Workshop on Quantum Computer: Theory and Feasibility
- Place of Presentation
  パリ,フランス
- Year and Date
  2008-09-25
- Data Source
  KAKENHI-PROJECT-20650001
[Presentation] On Quantum Oblivious Transfer2008
- Author(s)
  Takeshi Koshiba
- Organizer
  JST-CNRS Joint Workshop on Quantum Computer: Theory and Feasibility
- Place of Presentation
  パリ,フランス
- Year and Date
  2008-09-25
- Data Source
  KAKENHI-PROJECT-18300002
[Presentation] Simple Direct Reduction of String (1,2)-OT to Rabin's OT without Privacy Amplification2008
- Author(s)
  Kaoru Kurosawa, Takeshi Koshiba
- Organizer
  The 3rd International Conference on Information Theoretic Security, ICITS 2008
- Place of Presentation
  カナダ,カルガリー
- Year and Date
  2008-08-13
- Data Source
  KAKENHI-PROJECT-18300002
[Presentation] On quantum oblivious transfer2008
- Author(s)
  T. Koshiba
- Organizer
  JST-CNRS Joint Workshop on Quantum Computer : Theory and Feasibility
- Place of Presentation
  Paris, France
- Year and Date
  2008-09-25
- Data Source
  KAKENHI-PROJECT-18300002
[Presentation] 補助キュービット駆動型万能ブラインド量子計算
- Author(s)
  末木貴洋、小柴健史、森前智行
- Organizer
  第26 回量子情報技術研究会(QIT26)
- Place of Presentation
  福井大学文京キャンパス
- Data Source
  KAKENHI-PROJECT-23246071
[Presentation] Secure pattern matching using somewhat homomorphic encryption
- Author(s)
  Masaya Yasuda, Takeshi Shiomyama, Jun Kogure, Kazuhiro Yokoyama, Takeshi Koshiba
- Organizer
  2013 ACM Cloud Computing Security Workshop
- Place of Presentation
  Berlin Congress Center, Berlin, Germany
- Data Source
  KAKENHI-PROJECT-24240001
[Presentation] Ancilla-Driven Blind Quantum Computation
- Author(s)
  Takahiro Sueki, Takeshi Koshiba, Tomoyuki Morimae
- Organizer
  The 2nd Conference on Quantum Cryptography (QCRYPT 2012)
- Place of Presentation
  National University of Singapore, Singapore
- Data Source
  KAKENHI-PROJECT-24240001
[Presentation] Analysis of Message Passing Algorithms for the 3XORSAT Problem
- Author(s)
  Takeshi Koshiba, Ryuhei Mori, Osamu Watanabe, Masaki Yamamoto
- Organizer
  ELC International Meeting on Inference, Computation and Spin Glasses (ICSG 2013)
- Place of Presentation
  北海道大学, 札幌
- Data Source
  KAKENHI-PROJECT-23650004
[Presentation] Secure pattern matching using somewhat homomorphic encryption
- Author(s)
  Masaya Yasuda, Takeshi Shiomyama, Jun Kogure, Kazuhiro Yokoyama, Takeshi Koshiba
- Organizer
  2013 ACM Cloud Computing Security Workshop
- Place of Presentation
  Berlin Congress Center, Berlin, Germany
- Data Source
  KAKENHI-PROJECT-23650004
[Presentation] Analysis of Message Passing Algorithms for the 3XORSAT Problem
- Author(s)
  Takeshi Koshiba, Ryuhei Mori, Osamu Watanabe, Masaki Yamamoto
- Organizer
  ELC International Meeting on Inference, Computation and Spin Glasses (ICSG 2013)
- Place of Presentation
  北海道大学, 札幌
- Data Source
  KAKENHI-PROJECT-24240001
[Presentation] Composable security of measuring-Alice blind quantum computation
- Author(s)
  Tomoyuki Morimae, Takeshi Koshiba
- Organizer
  7th International Conference on Information Theoretic Security (ICITS 2013)
- Place of Presentation
  Nanyang Technology University, Singapore
- Data Source
  KAKENHI-PROJECT-24240001
[Presentation] Ancilla-Driven Blind Quantum Computation
- Author(s)
  Takahiro Sueki,Takeshi Koshiba,Tomoyuki Morimae
- Organizer
  2nd Annual Conferenceon Quantum Cryptography
- Place of Presentation
  National University of Singapore, Singapore
- Data Source
  KAKENHI-PROJECT-23246071
[Presentation] Quantum Oblivious Transfer and Quantum One-Way Functions
- Author(s)
  Takeshi Koshiba
- Organizer
  Japan-SingaporeWorkshop on Multi-user Quantum Networks
- Place of Presentation
  Centre for Quantum Technologies, National University of Singapore, Singapore
- Data Source
  KAKENHI-PROJECT-23246071
[Presentation] Composable security of measuring-Alice blind quantum computation
- Author(s)
  Tomoyuki Morimae, Takeshi Koshiba
- Organizer
  The 7th International Conference on Information Theoretic Security
- Place of Presentation
  Nangyang Technology University, Singapore
- Data Source
  KAKENHI-PLANNED-24106008
[Presentation] Composable Security of Blind Computation
- Author(s)
  Takeshi Koshiba
- Organizer
  Quantum Science Symposium Asia 2013 (QSS-ASIA 2013)
- Place of Presentation
  東京大学, 東京
- Invited
- Data Source
  KAKENHI-PROJECT-23650004
[Presentation] Private information retrieval via blind quantum computation
- Author(s)
  Takeshi Koshiba
- Organizer
  Australia-Japan Workshop on Multi-user Quantum Networks
- Place of Presentation
  Sydney (Australia)
- Year and Date
  2014-10-22 – 2014-10-24
- Invited
- Data Source
  KAKENHI-PROJECT-23246071
[Presentation] On unidirectional public discussion in secure message transmission
- Author(s)
  Takeshi Koshiba, Shinya Sawada
- Organizer
  The 1st International Conference on Energy, Environment and Human Engineering
- Place of Presentation
  Kandawgyi Palace Hotel, Yangon, Myanmar
- Data Source
  KAKENHI-PLANNED-24106008
[Presentation] Composable security of measuring-Alice blind quantum computation
- Author(s)
  Tomoyuki Morimae, Takeshi Koshiba
- Organizer
  7th International Conference on Information Theoretic Security (ICITS 2013)
- Place of Presentation
  Nanyang Technology University, Singapore
- Data Source
  KAKENHI-PROJECT-23650004
[Presentation] Composable security of blind computation
- Author(s)
  Takeshi Koshiba
- Organizer
  Quantum Science Symposium Asia 2013 (QSS-ASIA 2013)
- Place of Presentation
  東京大学, 東京
- Invited
- Data Source
  KAKENHI-PLANNED-24106008
[Presentation] On unidirectional public discussion in secure message transmission
- Author(s)
  Takeshi Koshiba, Shinya Sawada
- Organizer
  1st International Conference on Energy, Environment and Human Engineering (ICEEHE 2013)
- Place of Presentation
  Kandawgyi Palace Hotel, Yangon, Myanmar
- Data Source
  KAKENHI-PROJECT-24240001
[Presentation] Analysis of message passing algorithms for the 3XORSAT problem
- Author(s)
  Takeshi Koshiba, Ryuhei Mori, Osamu Watanabe, Masaki Yamamoto
- Organizer
  ELC Workshop on Inference, Computation, and Spin Glasses
- Place of Presentation
  Sapporo, Japan
- Data Source
  KAKENHI-PLANNED-24106008
[Presentation] On unidirectional public discussion in secure message transmission
- Author(s)
  Takeshi Koshiba, Shinya Sawada
- Organizer
  1st International Conference on Energy, Environment and Human Engineering (ICEEHE 2013)
- Place of Presentation
  Kandawgyi Palace Hotel, Yangon, Myanmar
- Data Source
  KAKENHI-PROJECT-23650004
[Presentation] テレポーテーション型量子計算による安全な代理計算
- Author(s)
  末木貴洋、小柴健史
- Organizer
  2012年暗号と情報セキュリティシンポジウム（SCIS2012）
- Place of Presentation
  金沢
- Data Source
  KAKENHI-PROJECT-23246071
[Presentation] Composable Security of Blind Computation
- Author(s)
  Takeshi Koshiba
- Organizer
  Quantum Science Symposium Asia 2013 (QSS-ASIA 2013)
- Place of Presentation
  東京大学, 東京
- Invited
- Data Source
  KAKENHI-PROJECT-24240001

1. KAWACHI Akinori (00397035)

# of Collaborated Projects: 6 results

# of Collaborated Products: 3 results
2. TANAKA Keisuke (20334518)

# of Collaborated Projects: 5 results

# of Collaborated Products: 0 results
3. NISHIMURA Harumichi (70433323)

# of Collaborated Projects: 5 results

# of Collaborated Products: 1 results
4. MATSUMOTO Keiji (60272390)

# of Collaborated Projects: 4 results

# of Collaborated Products: 0 results
5. KOBAYASHI Hirotada (60413936)

# of Collaborated Projects: 4 results

# of Collaborated Products: 0 results
6. 安永憲司 (50510004)

# of Collaborated Projects: 4 results

# of Collaborated Products: 2 results
7. ルガルフランソワ (50584299)

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
8. HAYASHI Masahito (40342836)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. Watanabe Osamu (80158617)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
10. KABASHIMA Yoshiyuki (80260652)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. HUKUSHIMA Koji (80282606)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. 小川朋宏 (00323527)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. 松本隆太郎 (10334517)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. 石坂智 (10443631)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
15. 渡辺峻 (70546910)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
16. 安藤映 (20583511)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
17. 伊東利哉 (20184674)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. 山本真基 (50432414)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
19. 森立平 (60732857)

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
20. 堀山貴史 (60314530)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
21. Krzakala Florent

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
22. Zdeborova Lenka

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
23. Zhou Haijun

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
24. 王立華

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

KOSHIBA Takeshi 小柴 健史

Research Projects

Research Products

Co-Researchers

Construction of Quantum Computaional Infrastracture towards Quantum Information SocietyPrincipal Investigator

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Establishment of Fourier-based secure function secret sharingPrincipal Investigator

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Constructions for Cryptographic Primitives with Incentives

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Interpolative Expansion of Quantum Protocol TheoryPrincipal Investigator

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Communication Complexity based on Blind Quantum ComputationPrincipal Investigator

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Exploring the Limits of Computation from the Statistical Physics

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Deepening Theory of Quantum ProtocolsPrincipal Investigator

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Multi-user quantum network

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Interchangeable techniques between classical and quantum cryptographyPrincipal Investigator

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Advances in crossover between quantum information theory and quantum computational complexity theoryPrincipal Investigator

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脱量子化手法の確立と暗号理論応用Principal Investigator

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Research Institution

Crossover between Quantum Information Theory and Quantum Computational Complexity TheoryPrincipal Investigator

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[Book] 観測に基づく量子計算2017

Author(s)

Total Pages

Publisher

KOSHIBA Takeshi 小柴健史