Rchr
J-GLOBAL ID：201801006357246462   Update date: Sep. 19, 2024

Ikematsu Yasuhiko

Ikematsu Yasuhiko
Affiliation and department：
九州大学 マス・フォア・インダストリ研究所

About 九州大学 マス・フォア・インダストリ研究所


Job title： 助教
Research field  (3)： Information security ,  Applied mathematics and statistics ,  Basic mathematics
Research theme for competitive and other funds  (4)：
  • 2024 - 2028 耐量子計算機暗号方式のパラメータ解析に真に有効な古典・量子アルゴリズムの開発
  • 2022 - 2025 グレブナー基底理論を用いた耐量子計算機暗号の安全性解析と開発
  • 2019 - 2023 多変数連立方程式の求解困難性を基にした耐量子暗号の安全性評価
  • 2022 - 2022 Toward a new method for constructing expander graphs and their applications
Papers (21)：
  • Yasuhiko Ikematsu, Shuhei Nakamura, Tsuyoshi Takagi. Recent progress in the security evaluation of multivariate public-key cryptography. IET Inf. Secur. 2023. 17. 2. 210-226
  • Hiroki Furue, Yasuhiko Ikematsu, Yutaro Kiyomura, Tsuyoshi Takagi. A New Variant of Unbalanced Oil and Vinegar Using Quotient Ring: QR-UOV. ASIACRYPT (4). 2021. 187-217
  • Shuhei Nakamura, Yasuhiko Ikematsu, Yacheng Wang, Jintai Ding, Tsuyoshi Takagi. New complexity estimation on the Rainbow-Band-Separation attack. Theoretical Computer Science. 2021. 896. 1-18
  • Yasuhiko Ikematsu, Satoshi Nakamura, Masaya Yasuda. A Trace Map Attack Against Special Ring-LWE Samples. Advances in Information and Computer Security. 2021. 3-22
  • Satoshi Nakamura, Yasuhiko Ikematsu, Masaya Yasuda. Dynamic self-dual DeepBKZ lattice reduction with free dimensions. to appear in Proceedings of 6-th International Conference on Mathematics & Computing (ICMC 2020). 2020
ｍore...
MISC (1)：
  • 池松 泰彦, 深作 亮也, 中村 周平, 坂田 康亮, 工藤 桃成, 王 亜成, 高島 克幸. 耐量子計算機暗号におけるグレブナー基底攻撃の計算量評価について-日本数式処理学会第29回大会報告. 数式処理 = Bulletin of the Japan Society for Symbolic and Algebraic Computation. 2021. 27. 2. 33-36
Lectures and oral presentations  (25)：
  • Hybrid meet-in-the-middle-attacks for the isogeny path-finding problem
    (The 12th Workshop among Asia Information Security Labs (WAIS2020) 2020)
  • 同種写像パス探索問題に対する中間一致攻撃のハイブリッド手法
    (Symposium on Cryptography and Information Security (SCIS2020) 2020)
  • 多変数連立二次方程式の求解困難性を利用した暗号の構成について
    (シンポジウム 暗号数理の現状と未来 2019)
  • 多変数多項式を用いた耐量子計算機暗号の研究
    (2019年度九州大学オープンイノベーションワークショップ〜円形回廊から新たな知の共創へ〜 2019)
  • Public Key Cryptosystems using Multivariate Polynomials
    (IMI Crypto Seminar 2019)
ｍore...
Work history (4)：
  • 2019/01 - 現在 Kyushu University
  • 2018/04 - 2018/12 The University of Tokyo The Graduate School of Information Science and Technology
  • 2016/07 - 2018/03 Kyushu University
  • 2016/04 - 2016/06 Kyushu University Faculty of Mathematics
Awards (3)：
  • 2020 - IPSJ Journal of Information Processing Outstanding Paper
  • 2019 - IPSJ Specially Selected Paper
  • 2018/09 - IWSEC 2018 Best Paper Award Chosen Message Attack on Multivariate Signature ELSA at Asiacrypt 2017
Association Membership(s) (3)：
THE INSTITUTE OF ELECTRONICS, INFORMATION AND COMMUNICATION ENGINEERS ,  THE JAPAN SOCIETY FOR INDUSTRIAL AND APPLIED MATHEMATICS ,  THE MATHEMATICAL SOCIETY OF JAPAN
※ Researcher’s information displayed in J-GLOBAL is based on the information registered in researchmap. For details, see here.

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