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

Less

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	2025: 東京科学大学, 情報理工学院, 准教授 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 … More 2011: (財)九州先端科学技術研究所, その他部局等, 研究員 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

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

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

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

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

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Complexity of Code Construction ProblemsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Exploring the Limitations of Deletion CodesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Constructions for Cryptographic Primitives with Incentives

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Interpolative Expansion of Quantum Protocol Theory

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

符号理論における計算限界の解明Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

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

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Deepening Theory of Quantum Protocols

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Game Theoretic Studies on Cryptographic Protocols

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Randomness and Structure in Error-Correcting CodesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

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