Yasunaga Kenji 安永憲司

… Alternative Names

YASUNAGA Kenji 安永憲司

安永憲司ヤスナガケンジ

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Researcher Number	50510004
Other IDs
Affiliation (Current)	2025: 東京科学大学, 情報理工学院, 准教授
Affiliation (based on the past Project Information) *help	2021 – 2024: 東京工業大学, 情報理工学院, 准教授 2018 – 2021: 大阪大学, 情報科学研究科, 准教授 2018: 金沢大学, 電子情報通信学系, 助教 2012 – 2017: 金沢大学, 電子情報学系, 助教 2011: (財)九州先端科学技術研究所, その他部局等, 研究員 … More 2011: (財)九州先端科学技術研究所, 情報セキュリティ研究室, 研究員 2009: Tokyo Institute of Technology, 大学・院情報理工学研究科, 特任助教 2009: 東工大, 情報理工学(系)研究科 2008: Tokyo Institute of Technology, 大学院・情報理工学研究科, 特任助教 Less
Review Section/Research Field	Principal Investigator Medium-sized Section 60:Information science, computer engineering, and related fields / Science and Engineering / Basic Section 60010:Theory of informatics-related / Fundamental theory of informatics / Communication/Network engineering Except Principal Investigator Theory of informatics / Fundamental theory of informatics / Medium-sized Section 60:Information science, computer engineering, and related fields / Broad Section J
Keywords	Principal Investigator 誤り訂正符号 / リスト復号 / 計算量 / 明示的構成 / ランダム線形符号 / GV限界 / 分布置き換え定理 / Renyi優位性 / ビットセキュリティ / 計算理論 … More / 情報理論 / 暗号理論 / セキュリティ定量化 / 挿入・削除誤り / 連接符号 / 挿入・削除訂正 / 計算量理論 / 符号理論 / 計算量制限通信路 / 暗号技術 / 計算構造 / 多項式時間計算可能 / 加法的誤り / 誤り訂正能力 / 加法的通信路 / 多項式時間計算 / 擬似乱数生成器 / 擬似ランダム / 擬似ランダム性 … More Except Principal Investigator 暗号理論 / 計算量理論 / ゲーム理論 / プロトコル / 量子暗号 / 量子計算 / 量子計算量理論 / 量子アルゴリズム / 量子プロトコル / 暗号プロトコル / 安全性 / 不等式 / 情報理論 / 量子多体複雑性 / セキュア量子プロトコル / 分散型量子計算 / 計算複雑さ / インセンティブ / 暗号通貨 / ブロックチェーン / インセンティブ設計 / 暗号 / 計算の複雑さ / 量子情報理論 / 分散計算 / 分散アルゴリズム / 量子通信 / エンタングルメント / 量子情報 / 通信計算量 / 対話証明 / 質問計算料 / 通信複雑度 / 秘匿情報検索 / 量子対話証明 / マルチパーティー / ナッシュ均衡 / ビットコミットメント / 安全性証明 Less

Foundations of Secure Distributed Quantum Computing on Medium-Scale Quantum Computers
- Principal Investigator
  
  ルガルフランソワ
- Project Period (FY)
  2024 – 2028
- Research Category
  
  Grant-in-Aid for Scientific Research (S)
- Review Section
  
  Broad Section J
- Research Institution
  Nagoya University
Foundations of Security Quantification by Integrating Information, Computation, and Cryptography TheoriesPrincipal Investigator
- Principal Investigator
  
  安永憲司
- Project Period (FY)
  2023 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 60:Information science, computer engineering, and related fields
- Research Institution
  Institute of Science Tokyo
New theory for security analysis: from information inequality to computational inequality
- Principal Investigator
  
  渡辺峻
- Project Period (FY)
  2023 – 2025
- Research Category
  
  Grant-in-Aid for Challenging Research (Pioneering)
- Review Section
  
  Medium-sized Section 60:Information science, computer engineering, and related fields
- Research Institution
  Tokyo University of Agriculture and Technology
Complexity of Code Construction ProblemsPrincipal Investigator
- Principal Investigator
  
  安永憲司
- Project Period (FY)
  2023 – 2025
- Research Category
  
  Grant-in-Aid for Challenging Research (Exploratory)
- Review Section
  
  Medium-sized Section 60:Information science, computer engineering, and related fields
- Research Institution
  Tokyo Institute of Technology
Exploring the Limitations of Deletion CodesPrincipal Investigator
- Principal Investigator
  
  Yasunaga Kenji
- Project Period (FY)
  2018 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 60010:Theory of informatics-related
- Research Institution
  Tokyo Institute of Technology
  Osaka 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 Theory
- 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
符号理論における計算限界の解明Principal Investigator
- Principal Investigator
  
  安永憲司
- Project Period (FY)
  2015 – 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
  Kanazawa University
計算構造制限下での暗号技術の限界解明Principal Investigator
- Principal Investigator
  
  安永憲司
- Project Period (FY)
  2013 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Science and Engineering
- Research Institution
  Kanazawa University
Deepening Theory of Quantum Protocols
- 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
Game Theoretic Studies on Cryptographic Protocols
- Principal Investigator
  
  TANAKA Keisuke
- Project Period (FY)
  2011 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Fundamental theory of informatics
- Research Institution
  Tokyo Institute of Technology
Randomness and Structure in Error-Correcting CodesPrincipal Investigator
- Principal Investigator
  
  YASUNAGA Kenji
- Project Period (FY)
  2011 – 2013
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Fundamental theory of informatics
- Research Institution
  Kanazawa University
  (財)九州先端科学技術研究所
Constructions of Error-Correcting Codes Based on PseudorandomnessPrincipal Investigator
- Principal Investigator
  
  安永憲司
- Project Period (FY)
  2008 – 2009
- Research Category
  
  Grant-in-Aid for Young Scientists (Start-up)
- Research Field
  
  Communication/Network engineering
- Research Institution
  Tokyo Institute of Technology

[Journal Article] Improved bounds for codes correcting insertions and deletions2024
- Author(s)
  Yasunaga Kenji
- Journal Title
  
  Designs, Codes and Cryptography
  
  Volume: － Issue: 5 Pages: 1267-1278
- DOI
  10.1007/s10623-023-01342-1
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-23K18460, KAKENHI-PROJECT-18K11159
[Journal Article] Unified View for Notions of Bit Security2023
- Author(s)
  Watanabe Shun、Yasunaga Kenji
- Journal Title
  
  ASIACRYPT2023 (Lecture Notes in Computer Science)
  
  Volume: 14443 Pages: 361-389
- DOI
  10.1007/978-981-99-8736-8_12
- ISBN
  9789819987351, 9789819987368
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-23K17455, KAKENHI-PROJECT-23K18460, KAKENHI-PROJECT-23H00468, KAKENHI-PROJECT-20H02144
[Journal Article] Rational Broadcast Protocols Against Timid Adversaries2023
- Author(s)
  Yamashita Keigo、Yasunaga Kenji
- Journal Title
  
  GameSec 2023
  
  Volume: - Pages: 277-293
- DOI
  10.1007/978-3-031-50670-3_14
- ISBN
  9783031506697, 9783031506703
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-23H00468
[Journal Article] On the Limitations of Computational Fuzzy Extractors2023
- Author(s)
  YASUNAGA Kenji、YUZAWA Kosuke
- Journal Title
  
  IEICE Trans. Fundamentals
  
  Volume: E106.A Issue: 3 Pages: 350-354
- DOI
  10.1587/transfun.2022CIL0001
- ISSN
  0916-8508, 1745-1337
- Year and Date
  2023-03-01
- Language
  English
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K11159
[Journal Article] Fuzzy Signature with Biometric-Independent Verification2023
- Author(s)
  Higo Haruna、Isshiki Toshiyuki、Otsuki Saki、Yasunaga Kenji
- Journal Title
  
  2023 International Conference of the Biometrics Special Interest Group
  
  Volume: － Pages: 1-6
- DOI
  10.1109/biosig58226.2023.10345774
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K11159, KAKENHI-PROJECT-23H00468
[Journal Article] Perfectly Secure Message Transmission Against Rational Adversaries2022
- Author(s)
  Fujita Maiki、Koshiba Takeshi、Yasunaga Kenji
- Journal Title
  
  IEEE Journal on Selected Areas in Information Theory
  
  Volume: 3 Issue: 2 Pages: 390-404
- DOI
  10.1109/jsait.2022.3188923
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K11159, KAKENHI-PROJECT-21H04879
[Journal Article] Replacing Probability Distributions in Security Games via Hellinger Distance2021
- Author(s)
  Kenji Yasunaga
- Journal Title
  
  Leibniz International Proceedings in Informatics (ITC 2021)
  
  Volume: 199
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] Bit Security as?Computational Cost for?Winning Games with?High Probability2021
- Author(s)
  Watanabe Shun、Yasunaga Kenji
- Journal Title
  
  Lecture Notes in Computer Science (ASIACRYPT 2021)
  
  Volume: 13092 Pages: 161-188
- DOI
  10.1007/978-3-030-92078-4_6
- ISBN
  9783030920777, 9783030920784
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H01705
[Journal Article] On the List Decodability of Insertions and Deletions2020
- Author(s)
  Hayashi Tomohiro、Yasunaga Kenji
- Journal Title
  
  IEEE Transactions on Information Theory
  
  Volume: 66 Issue: 9 Pages: 5335-5343
- DOI
  10.1109/tit.2020.2981321
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K11159, KAKENHI-PROJECT-16H01705
[Journal Article] Practical Card-Based Protocol for Three-Input Majority2020
- Author(s)
  YASUNAGA Kenji
- Journal Title
  
  IEICE Trans. Fundamentals
  
  Volume: E103.A Issue: 11 Pages: 1296-1298
- DOI
  10.1587/transfun.2020EAL2025
- NAID
  130007933523
- ISSN
  0916-8508, 1745-1337
- Year and Date
  2020-11-01
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K11159, KAKENHI-PROJECT-16H01705
[Journal Article] Error correction by structural simplicity: correcting samplable additive errors2019
- Author(s)
  Kenji Yasunaga
- Journal Title
  
  The Computer Journal
  
  Volume: 62-9 Issue: 9 Pages: 1265-1276
- DOI
  10.1093/comjnl/bxy100
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K11159
[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] On the List Decodability of Insertions and Deletions2018
- Author(s)
  Hayashi Tomohiro、Yasunaga Kenji
- Journal Title
  
  Proc. of 2018 IEEE International Symposium on Information Theory, ISIT 2018
  
  Volume: 2018 Pages: 86-90
- DOI
  10.1109/isit.2018.8437894
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K11159
[Journal Article] Repeated Games for Generating Randomness in Encryption2018
- Author(s)
  YASUNAGA Kenji、YUZAWA Kosuke
- Journal Title
  
  IEICE Trans. Fundamentals
  
  Volume: E101.A Issue: 4 Pages: 697-703
- DOI
  10.1587/transfun.E101.A.697
- NAID
  130006601962
- ISSN
  0916-8508, 1745-1337
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K11159, 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] Rational Proofs against Rational Verifiers2017
- Author(s)
  K. Inasawa, K. Yasunaga
- Journal Title
  
  IEICE Trans. Fundamentals
  
  Volume: E100.A Issue: 11 Pages: 2392-2397
- DOI
  10.1587/transfun.E100.A.2392
- NAID
  130006191407
- ISSN
  0916-8508, 1745-1337
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H01705, KAKENHI-PROJECT-17H01695
[Journal Article] General constructions of rational secret sharing with expected constant-round reconstruction2017
- Author(s)
  Akinori Kawachi, Yoshio Okamoto, Keisuke Tanaka, and Kenji Yasunaga
- Journal Title
  
  The Computer Journal
  
  Volume: 印刷中 Pages: 711-728
- DOI
  10.1093/comjnl/bxw094
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PUBLICLY-15H00851, KAKENHI-PLANNED-24106005, KAKENHI-PROJECT-24220003, KAKENHI-PROJECT-16H01705, KAKENHI-PROJECT-15K00009, KAKENHI-PROJECT-17H01695
[Journal Article] Error-correcting codes against chosen-codeword attacks2016
- Author(s)
  Kenji Yasunaga
- Journal Title
  
  Lecture Notes in Computer Science (ICITS 2016)
  
  Volume: 10015 Pages: 177-189
- DOI
  10.1007/978-3-319-49175-2_9
- ISBN
  9783319491745, 9783319491752
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PUBLICLY-15H00851, KAKENHI-PROJECT-16H01705
[Journal Article] Public-Key Encryption with Lazy Parties2016
- Author(s)
  Kenji Yasunaga
- Journal Title
  
  IEICE Trans. Fundamentals
  
  Volume: E99.A Issue: 2 Pages: 590-600
- DOI
  10.1587/transfun.E99.A.590
- NAID
  130005121513
- ISSN
  0916-8508, 1745-1337
- Language
  English
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PUBLICLY-15H00851, KAKENHI-PROJECT-24240001
[Journal Article] Post-Challenge Leakage Resilient Public-Key Cryptosystem in Split State Model2015
- Author(s)
  Eiichiro Fujisaki, Akinori Kawachi, Ryo Nishimaki, Keisuke Tanaka, Kenji Yasunaga
- Journal Title
  
  IEICE Trans. Fundamentals
  
  Volume: E98.A Issue: 3 Pages: 853-862
- DOI
  10.1587/transfun.E98.A.853
- NAID
  130004770983
- ISSN
  0916-8508, 1745-1337
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23500010, KAKENHI-PLANNED-24106009, KAKENHI-PROJECT-24240001, KAKENHI-PUBLICLY-25106509
[Journal Article] 暗号とゲーム理論 (解説論文)2014
- Author(s)
  安永憲司
- Journal Title
  
  数学セミナー
  
  Volume: 53(10) Pages: 25-29
- Data Source
  KAKENHI-PROJECT-24240001
[Journal Article] Randomness Leakage in the KEM/DEM Framework2014
- Author(s)
  Hitoshi Namiki, Keisuke Tanaka, and Kenji Yasunaga
- Journal Title
  
  IEICE Trans. Fundamentals
  
  Volume: E97.A Issue: 1 Pages: 191-199
- DOI
  10.1587/transfun.E97.A.191
- NAID
  130003385344
- ISSN
  0916-8508, 1745-1337
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23700010, KAKENHI-PROJECT-24240001, KAKENHI-PUBLICLY-25106509
[Journal Article] Leakage-Resilience of Stateless/Stateful Public-Key Encryption from Hash Proofs2013
- Author(s)
  Manh Ha Nguyen, Kenji Yasunaga, Keisuke Tanaka
- Journal Title
  
  IEICE Trans. Fundamentals
  
  Volume: E96.A Issue: 6 Pages: 1100-1111
- DOI
  10.1587/transfun.E96.A.1100
- NAID
  10031193795
- ISSN
  0916-8508, 1745-1337
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23500010, KAKENHI-PROJECT-23700010, KAKENHI-PROJECT-24240001, KAKENHI-PUBLICLY-25106509
[Journal Article] Leakage-Resilience of Stateless/Stateful Public-Key Encryption from Hash Proofs2013
- Author(s)
  Manh Ha Nguyen, Kenji Yasunaga, Keisuke Tanaka
- Journal Title
  
  IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences
  
  Volume: To appear
- NAID
  10031193795
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24240001
[Journal Article] List Decoding of Reed-Muller Codes Based on a Generalized Plotkin Construction2013
- Author(s)
  Kenji Yasunaga
- Journal Title
  
  IEICE Trans. Fundamentals
  
  Volume: E96.A Issue: 7 Pages: 1662-1666
- DOI
  10.1587/transfun.E96.A.1662
- NAID
  130003370698
- ISSN
  0916-8508, 1745-1337
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24240001
[Journal Article] Game-theoretic security for bit commitment2013
- Author(s)
  Haruna Higo, Keisuke Tanaka, and Kenji Yasunaga
- Journal Title
  
  Lecture Notes in Computer Science
  
  Volume: 8231 Pages: 303-318
- DOI
  10.1007/978-3-642-41383-4_20
- ISBN
  9783642413827, 9783642413834
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23700010, KAKENHI-PROJECT-24240001, KAKENHI-PUBLICLY-25106509
[Journal Article] A game-theoretic perspective on oblivious transfer2012
- Author(s)
  Haruna Higo, Keisuke Tanaka, Akihiro Yamada, and Kenji Yasunaga
- Journal Title
  
  Lecture Notes in Computer Science (ACISP2012)
  
  Volume: 7372 Pages: 29-42
- DOI
  10.1007/978-3-642-31448-3_3
- ISBN
  9783642314476, 9783642314483
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24240001
[Journal Article] Public-key encryption with lazy parties2012
- Author(s)
  Kenji Yasunaga
- Journal Title
  
  Lecture Notes in Computer Science (SCN2012)
  
  Volume: 7485 Pages: 411-425
- DOI
  10.1007/978-3-642-32928-9_23
- NAID
  130005121513
- ISBN
  9783642329272, 9783642329289
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24240001
[Journal Article] Weak oblivious transfer from strong one-way functions. In Proceedings of the 5th International Conference on Provable Security (ProvSec 2011)2011
- Author(s)
  Keisuke Tanaka, Akihiro Yamada, and Kenji Yasunaga
- Journal Title
  
  Lecture Notes in Computer Science, Springer-Verlag
  
  Volume: volume 6980 Pages: 34-51
- DOI
  10.1007/978-3-642-24316-5_5
- ISBN
  9783642243158, 9783642243165
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23700010
[Journal Article] Correction of samplable additive errors
- Author(s)
  Kenji Yasunaga
- Journal Title
  
  In Proceedings of the 2014 IEEE International Symposium on Information Theory
  
  Volume: (to appear)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23700010
[Presentation] Unified View for Notions of Bit Security2024
- Author(s)
  Watanabe Shun and Yasunaga Kenji
- Organizer
  ASIACRYPT 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K18460
[Presentation] 挿入や削除を訂正する符号のサイズの上界・下界2023
- Author(s)
  安永憲司
- Organizer
  エクスパンダーグラフの新しい構成手法の確立とその応用2
- Data Source
  KAKENHI-PROJECT-23K18460
[Presentation] Fuzzy Signature with Biometric-Independent Verification2023
- Author(s)
  Higo Haruna、Isshiki Toshiyuki、Otsuki Saki、Yasunaga Kenji
- Organizer
  BIOSIG 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23H00468
[Presentation] Rational Broadcast Protocols Against Timid Adversaries2023
- Author(s)
  Yamashita Keigo、Yasunaga Kenji
- Organizer
  GameSec 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23H00468
[Presentation] Unified View for Notions of Bit Security2023
- Author(s)
  Watanabe Shun、Yasunaga Kenji
- Organizer
  ASIACRYPT 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23H00468
[Presentation] 挿入・削除訂正符号のサイズの上下界式2022
- Author(s)
  安永憲司
- Organizer
  第45回情報理論とその応用シンポジウム
- Data Source
  KAKENHI-PROJECT-18K11159
[Presentation] Quantifying the Security Levels of Cryptographic Primitives2022
- Author(s)
  Kenji Yasunaga
- Organizer
  2022 IEEE Region 10 Conference (TEN- CON 2022)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K11159
[Presentation] 明示的構成の計算量と値域回避問題2022
- Author(s)
  安永憲司
- Organizer
  エクスパンダーグラフの構成手法の確立とその応用
- Data Source
  KAKENHI-PROJECT-18K11159
[Presentation] Replacing Probability Distributions in Security Games via Hellinger Distance.2021
- Author(s)
  Kenji Yasunaga
- Organizer
  2nd Conference on Information-Theoretic Cryptography
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K11159
[Presentation] Bit Security as Computational Cost for Winning Games with High Probability2021
- Author(s)
  Shun Watanabe and Kenji Yasunaga
- Organizer
  ASIACRYPT 2021 - 27th International Conference on the Theory and Application of Cryptology and Information Security
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K11159
[Presentation] 少ない順位付けを用いるランキング手法の評価:決定性と乱択2021
- Author(s)
  草地翔斗, 安永憲司
- Organizer
  日本オペレーションズ・リサーチ学会 2021年秋季研究発表会
- Data Source
  KAKENHI-PROJECT-18K11159
[Presentation] 暗号学的ハッシュ関数を用いた挿入・削除訂正2021
- Author(s)
  長谷場保亮, 安永憲司
- Organizer
  第44回情報理論とその応用シンポジウム (SITA2021)
- Data Source
  KAKENHI-PROJECT-18K11159
[Presentation] A Construction of Robustly Reusable Fuzzy Extractors over Blockchains2020
- Author(s)
  Kodai Sato, Kenji Yasunaga, Toru Fujiwara,
- Organizer
  ISITA2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K11159
[Presentation] すべての通信路が敵に支配されてもゲーム理論的には安全な通信ができる2020
- Author(s)
  安永憲司, 小柴健史
- Organizer
  2020 年暗号と情報セキュリティシンポジウム (SCIS2020)
- Data Source
  KAKENHI-PROJECT-18K11159
[Presentation] すべての通信路が敵に支配されてもゲーム理論的には安全な通信ができる2020
- Author(s)
  安永憲司, 小柴健史
- Organizer
  LA シンポジウム
- Data Source
  KAKENHI-PROJECT-18K11159
[Presentation] Perfectly secure message transmission against independent rational adversaries2019
- Author(s)
  Kenji Yasunaga and Takeshi Koshiba
- Organizer
  10th Conference on Decision and Game Theory for Security (GameSec 2019)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K11159
[Presentation] On the List Decodability of Insertions and Deletions2018
- Author(s)
  Tomohiro Hayashi, Kenji Yasunaga
- Organizer
  2018 IEEE International Symposium on Information Theory, ISIT 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K11159
[Presentation] On the List Decodability of Insertions and Deletions2018
- Author(s)
  Tomohiro Hayashi, Kenji Yasunaga
- Organizer
  2018 IEEE International Symposium on Information Theory, ISIT 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] 挿入と削除に対するリスト復号2018
- Author(s)
  安永憲司，林智弘
- Organizer
  第７回誤り訂正符号のワークショップ
- Data Source
  KAKENHI-PROJECT-18K11159
[Presentation] 量子攻撃者に対する決定性暗号方式の安全性2017
- Author(s)
  林智弘, 安永憲司, 満保雅浩
- Organizer
  2017年暗号と情報セキュリティシンポジウム (SCIS2017)
- 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-PUBLICLY-15H00851
[Presentation] 非許可型コンセンサスプロトコルの不可能性に関する考察2017
- Author(s)
  稲澤啓太, 越中谷隼人, 安永憲司, 満保雅浩
- Organizer
  2017年暗号と情報セキュリティシンポジウム (SCIS2017)
- 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-PUBLICLY-15H00851
[Presentation] 暗号技術に対するゲーム理論的なアプローチ2017
- Author(s)
  安永憲司
- Organizer
  第9回暗号及び情報セキュリティと数学の相関ワークショップ
- Invited
- Data Source
  KAKENHI-PROJECT-16H01705
[Presentation] 検証者の不正を防ぐ合理的な証明とその委託計算への応用2016
- Author(s)
  稲澤啓太, 安永憲司, 満保雅浩
- 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] サンプル可能な誤りの効率的な訂正可能性について2016
- Author(s)
  安永憲司
- Organizer
  2015年度冬のLAシンポジウム
- Place of Presentation
  京都大学，京都市
- Year and Date
  2016-01-27
- Data Source
  KAKENHI-PROJECT-24240001
[Presentation] 繰り返しゲームを用いた乱数生成のインセンティブに関する考察2016
- Author(s)
  湯澤孝介, 安永憲司, 満保雅浩
- Organizer
  2016年暗号と情報セキュリティシンポジウム
- Place of Presentation
  熊本県熊本市 ANAクラウンプラザホテル熊本ニュースカイ
- Year and Date
  2016-01-21
- Data Source
  KAKENHI-PUBLICLY-15H00851
[Presentation] サンプルル可能な誤りの効率的な訂正可能性について2016
- Author(s)
  安永憲司
- Organizer
  冬の LA シンポジウム
- Place of Presentation
  京都大学数理解析研究所
- Year and Date
  2016-01-27
- Data Source
  KAKENHI-PUBLICLY-15H00851
[Presentation] 検証者の不正を防ぐ合理的な証明とその委託計算への応用.2016
- Author(s)
  稲澤啓太, 安永憲司, 満保雅浩.
- Organizer
  2016 年暗号と情報セキュリティシンポジウム
- Place of Presentation
  熊本県熊本市 ANAクラウンプラザホテル熊本ニュースカイ
- Year and Date
  2016-01-21
- Data Source
  KAKENHI-PUBLICLY-15H00851
[Presentation] 難読化技術を用いたサインディクリプション方式の構成2016
- Author(s)
  越中谷隼人, 安永憲司, 満保雅浩
- Organizer
  2016 年暗号と情報セキュリティシンポジウム
- Place of Presentation
  熊本県熊本市 ANAクラウンプラザホテル熊本ニュースカイ
- Year and Date
  2016-01-20
- Data Source
  KAKENHI-PUBLICLY-15H00851
[Presentation] 繰り返しゲームを用いた乱数生成のインセンティブに関する考察2016
- Author(s)
  湯澤孝介, 安永憲司, 満保雅浩
- 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] 難読化技術を用いたサインデクリプション方式の構成2016
- Author(s)
  越中谷隼人, 安永憲司, 満保雅浩
- 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
  2016-01-20
- Data Source
  KAKENHI-PROJECT-24240001
[Presentation] プロトコルの安全性とゲーク理論2015
- Author(s)
  安永憲司
- Organizer
  電子情報通信学会ソサイエティ大会
- Place of Presentation
  東北大学，仙台市
- Year and Date
  2015-09-09
- Invited
- Data Source
  KAKENHI-PROJECT-24240001
[Presentation] プロトコルの安全性とゲーム理論2015
- Author(s)
  安永憲司
- Organizer
  電子情報通信学会ソサイエティ大会
- Place of Presentation
  宮城県仙台市東北大学川内北キャンパス
- Year and Date
  2015-09-09
- Invited
- Data Source
  KAKENHI-PUBLICLY-15H00851
[Presentation] 合理的な検証者に対する合理的な証明2015
- Author(s)
  稲澤啓太, 安永憲司, 満保雅浩
- Organizer
  2015年度夏のLAシンポジウム
- Place of Presentation
  ゆのくに天祥，加賀市
- Year and Date
  2015-07-15
- Data Source
  KAKENHI-PROJECT-24240001
[Presentation] 合理的な検証者に対する合理的な証明2015
- Author(s)
  稲澤啓太, 安永憲司, 満保雅浩
- Organizer
  夏の LA シンポジウム
- Place of Presentation
  石川県加賀市ゆのくに天祥
- Year and Date
  2015-07-15
- Data Source
  KAKENHI-PUBLICLY-15H00851
[Presentation] A study on computational fuzzy extractors2014
- Author(s)
  Kosuke Yuzawa, Kenji Yasunaga, Masahiro Mambo
- Organizer
  2014年暗号と情報セキュリティシンポジウム
- Place of Presentation
  鹿児島県鹿児島市
- Data Source
  KAKENHI-PROJECT-23700010
[Presentation] A study on computational fuzzy extractors2014
- Author(s)
  Kosuke Yuzawa, Kenji Yasunaga, and Masahiro Mambo
- Organizer
  the 31st Symposium on Cryptography and Information Security
- Place of Presentation
  Kagoshima, Japan
- Data Source
  KAKENHI-PROJECT-23700010
[Presentation] Correction of samplable additive errors2014
- Author(s)
  Kenji Yasunaga
- Organizer
  IEEE International Symposium on Information Theory
- Place of Presentation
  Honolulu, USA
- Data Source
  KAKENHI-PROJECT-23700010
[Presentation] Correction of samplable additive errors2014
- Author(s)
  Kenji Yasunaga
- Organizer
  IEEE International Symposium on Information Theory
- Place of Presentation
  Honolulu, USA
- Data Source
  KAKENHI-PUBLICLY-25106509
[Presentation] A study on computational fuzzy extractors2014
- Author(s)
  Kosuke Yuzawa, Kenji Yasunaga, and Masahiro Mambo
- Organizer
  the 31st Symposium on Cryptography and Information Security
- Place of Presentation
  Kagoshima, Japan
- Data Source
  KAKENHI-PUBLICLY-25106509
[Presentation] Correction of samplable additive errors2014
- Author(s)
  Kenji Yasunaga
- Organizer
  2014 IEEE International Symposium on Information Theory (ISIT 2014)
- Place of Presentation
  Hawaii Convention Center, Honolulu, USA
- Year and Date
  2014-07-01
- Data Source
  KAKENHI-PROJECT-24240001
[Presentation] Game-theoretic security for bit commitment2013
- Author(s)
  Haruna Higo, Keisuke Tanaka, and Kenji Yasunaga
- Organizer
  The 8th International Workshop on Security
- Place of Presentation
  Okinawa, Japan
- Data Source
  KAKENHI-PROJECT-23700010
[Presentation] Game-theoretic security for bit commitment2013
- Author(s)
  Haruna Higo, Keisuke Tanaka, and Kenji Yasunaga
- Organizer
  8th International Workshop on Security
- Place of Presentation
  Okinawa, Japan
- Data Source
  KAKENHI-PROJECT-23700010
[Presentation] Preventing abuse of cookies stolen by XSS2013
- Author(s)
  Hiroya Takahashi, Kenji Yasunaga, Masahiro Mambo, Kwangjo Kim, and Heung Youl Youm
- Organizer
  8th Asia Joint Conference on Information Security
- Place of Presentation
  Seoul, Korea
- Data Source
  KAKENHI-PUBLICLY-25106509
[Presentation] Game-theoretic security for bit commitment2013
- Author(s)
  Haruna Higo, Keisuke Tanaka, and Kenji Yasunaga
- Organizer
  8th International Workshop on Security
- Place of Presentation
  Okinawa, Japan
- Data Source
  KAKENHI-PUBLICLY-25106509
[Presentation] Preventing abuse of cookies stolen by XSS2013
- Author(s)
  Hiroya Takahashi, Kenji Yasunaga, Masahiro Mambo, Kwangjo Kim, and Heung Youl Youm
- Organizer
  8th Asia Joint Conference on Information Security
- Place of Presentation
  Seoul, Korea
- Data Source
  KAKENHI-PROJECT-23700010
[Presentation] Error correction in computationally bounded channels2013
- Author(s)
  Kenji Yasunaga
- Organizer
  第六回計算量理論若手の会ワークショップ
- Place of Presentation
  山形県米沢市
- Data Source
  KAKENHI-PROJECT-23700010
[Presentation] Correctability of efficiently computable additive errors2012
- Author(s)
  Kenji Yasunaga
- Organizer
  第35回情報理論とその応用シンポジウム
- Place of Presentation
  大分県速見郡日出町
- Data Source
  KAKENHI-PROJECT-23700010
[Presentation] A Game-Theoretic Perspective on Oblivious Transfer2012
- Author(s)
  Haruna Higo, Keisuke Tanaka, Akihiro Yamada, Kenji Yasunaga
- Organizer
  17th Australasian Conference on Information Security and Privacy (ACISP 2012)
- Place of Presentation
  Wollongong, Australia
- Data Source
  KAKENHI-PROJECT-23500010
[Presentation] 効率的に計算可能な加法的誤りの訂正可能性2012
- Author(s)
  安永憲司
- Organizer
  第 35 回情報理論とその応用シンポジウム
- Place of Presentation
  大分県別府市
- Data Source
  KAKENHI-PROJECT-23700010
[Presentation] Leakage-Resilience of Stateless/Stateful Public-Key Encryption from Hash Proofs2012
- Author(s)
  Manh Ha Nguyen, Keisuke Tanaka, Kenji Yasunaga
- Organizer
  17th Australasian Conference on Information Security and Privacy (ACISP 2012)
- Place of Presentation
  Wollongong, Australia
- Data Source
  KAKENHI-PROJECT-23500010
[Presentation] Weak Oblivious Transfer from Strong One-Way Functions2011
- Author(s)
  Keisuke Tanaka, Akihiro Yamada, Kenji Yasunaga
- Organizer
  5th International Conference on Provable Security - ProvSec 2011
- Place of Presentation
  Xi'an Tang Cheng Hotel (西安, 中国)
- Data Source
  KAKENHI-PROJECT-23500010
[Presentation] Randomness Leakage in the KEM/DEM Framework2011
- Author(s)
  Hitoshi Namiki, Keisuke Tanaka, Kenji Yasunaga
- Organizer
  5th International Conference on Provable Security - ProvSec 2011
- Place of Presentation
  Xi'an Tang Cheng Hotel (西安, 中国)
- Data Source
  KAKENHI-PROJECT-23500010
[Presentation] Leakage-Resilient CCA2 Public-Key Encryption from 4-wise independent hash functions2011
- Author(s)
  Manh Ha Nguyen, Keisuke Tanaka, Kenji Yasunaga
- Organizer
  2011 International Conference on Advanced Technologies for Communications - ATC 2011
- Place of Presentation
  Da Nang University of Technology (Da Nang, ベトナム)
- Data Source
  KAKENHI-PROJECT-23500010
[Presentation] List decoding for Reed-Muller codes and its application to polar codes2009
- Author(s)
  安永憲司
- Organizer
  第32回情報理論とその応用シンポジウム
- Place of Presentation
  山口県山口市
- Year and Date
  2009-12-02
- Data Source
  KAKENHI-PROJECT-20860079
[Presentation] 計算量的なエントロピー安全性に関する考察
- Author(s)
  池田光晴, 安永憲司, 満保雅浩.
- Organizer
  第32回暗号と情報セキュリティシンポジウム
- Place of Presentation
  北九州市
- Year and Date
  2015-01-20 – 2015-01-23
- Data Source
  KAKENHI-PUBLICLY-25106509
[Presentation] Game-Theoretic Security for Bit Commitment
- Author(s)
  Haruna Higo, Keisuke Tanaka, Kenji Yasunaga
- Organizer
  8th International Workshop on Security (IWSEC2013)
- Place of Presentation
  Okinawaken Shichouson Jichikaikan, Okinawa, Japan
- Data Source
  KAKENHI-PROJECT-23500010
[Presentation] Correction of samplable additive errors
- Author(s)
  Kenji Yasunaga
- Organizer
  2014 IEEE International Symposium on Information Theory (ISIT 2014)
- Place of Presentation
  ハワイホノルル
- Year and Date
  2014-06-29 – 2014-07-04
- Data Source
  KAKENHI-PROJECT-23500010
[Presentation] 検証者が報酬を下げることができない合理的な証明
- Author(s)
  稲澤啓太, 安永憲司, 満保雅浩
- Organizer
  第32回暗号と情報セキュリティシンポジウム
- Place of Presentation
  北九州市
- Year and Date
  2015-01-20 – 2015-01-23
- Data Source
  KAKENHI-PUBLICLY-25106509
[Presentation] ユーザビリティ向上のための部分的パスワード共有による影響
- Author(s)
  湯澤孝介, 安永憲司, 満保雅浩
- Organizer
  第32回暗号と情報セキュリティシンポジウム
- Place of Presentation
  北九州市
- Year and Date
  2015-01-20 – 2015-01-23
- Data Source
  KAKENHI-PUBLICLY-25106509
[Presentation] エントロピープール付き擬似乱数生成器の性能分析
- Author(s)
  西野卓也, 安永憲司, 満保雅浩
- Organizer
  第32回暗号と情報セキュリティシンポジウム
- Place of Presentation
  北九州市
- Year and Date
  2015-01-20 – 2015-01-23
- Data Source
  KAKENHI-PUBLICLY-25106509
[Presentation] Correction of samplable additive errors,
- Author(s)
  Kenji Yasunaga
- Organizer
  IEEE International Symposium on Information Theory
- Place of Presentation
  Honolulu, USA
- Year and Date
  2014-06-29 – 2014-07-04
- Data Source
  KAKENHI-PUBLICLY-25106509
[Presentation] cookie 漏洩に起因する被害の低減手法の構築と考察
- Author(s)
  高橋寛弥, 安永憲司, 満保雅浩
- Organizer
  第32回暗号と情報セキュリティシンポジウム
- Place of Presentation
  北九州市
- Year and Date
  2015-01-20 – 2015-01-23
- Data Source
  KAKENHI-PUBLICLY-25106509

1. 河内亮周 (00397035)

# of Collaborated Projects: 6 results

# of Collaborated Products: 0 results
2. TANAKA Keisuke (20334518)

# of Collaborated Projects: 5 results

# of Collaborated Products: 8 results
3. KOSHIBA Takeshi (60400800)

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
4. ルガルフランソワ (50584299)

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
5. 西村治道 (70433323)

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
6. 松本啓史 (60272390)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
7. 小林弘忠 (60413936)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
8. 岩本貢 (50377016)

# of Collaborated Projects: 2 results

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

# of Collaborated Projects: 2 results

# of Collaborated Products: 2 results
10. 堀山貴史 (60314530)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. 桑原知剛 (70757773)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. 齋藤翔太 (60822145)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. 山下恭佑 (90935743)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results

Yasunaga Kenji 安永 憲司

YASUNAGA Kenji 安永 憲司

安永 憲司 ヤスナガ ケンジ

Research Projects

Research Products

Co-Researchers

Foundations of Secure Distributed Quantum Computing on Medium-Scale Quantum Computers

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Foundations of Security Quantification by Integrating Information, Computation, and Cryptography TheoriesPrincipal Investigator

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New theory for security analysis: from information inequality to computational inequality

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Complexity of Code Construction ProblemsPrincipal Investigator

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Exploring the Limitations of Deletion CodesPrincipal Investigator

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Constructions for Cryptographic Primitives with Incentives

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Interpolative Expansion of Quantum Protocol Theory

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符号理論における計算限界の解明Principal Investigator

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計算構造制限下での暗号技術の限界解明Principal Investigator

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Deepening Theory of Quantum Protocols

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Game Theoretic Studies on Cryptographic Protocols

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Randomness and Structure in Error-Correcting CodesPrincipal Investigator

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Constructions of Error-Correcting Codes Based on PseudorandomnessPrincipal Investigator

Principal Investigator

Yasunaga Kenji 安永憲司

YASUNAGA Kenji 安永憲司

安永憲司ヤスナガケンジ