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IMI暗号学セミナー

2024/11/20 中川 皓平（NTT 社会情報研究所）
2次元の同種写像を用いた署名方式について
2024/10/30 内山 智貴（早稲田大学）
Function Secret Sharingと文字列検索への応用
2024/10/10 Vishnupriya Anupindi (Austrian Academy of Sciences, RICAM)
Properties of pseudorandom numbers from genus 2 curves
2024/10/02 品川 和雅（茨城大学）
有限群の一様巡回群分解について
2024/08/27 小貫 啓史（東京大学）
同種写像署名方式SQIsignとDeuring対応計算アルゴリズム
2024/08/27 橋本 侑知（東京電機大学）
楕円曲線の超特異性判定アルゴリズム
2024/07/03 森田 啓（Aarhus University, University of Copenhagen）
テーブル引きを用いてAESを秘密計算する新方式MAESTRO
2023/09/19 品川 和雅（茨城大学）
カードベースプロトコルからPSMプロトコルへの一般的変換
2023/09/11 足立 智子（静岡理工科大学）
完全秘匿を与えるラテン方陣を用いた秘密分散法
2022/09/06 品川 和雅（茨城大学）
平方剰余に基づく秘匿同時通信プロトコル
2022/07/22 池松 泰彦（九州大学）
UOV署名方式に付随するHilbert級数について
2022/05/18 江利口 礼央（東京大学）
How to detect and correct errors in multi-server PIR
2021/07/14 相川 勇輔（三菱電機株式会社 / JST ACT-X）
同種写像暗号の数理
2021/06/02 Mriganka Mandal (Kyushu University)
Applications of Algebra in Secure One-to-Many Data Transmissions
2019/08/08 Quoc Huy Le (Kyushu University)
A Blind Ring Signature Based on SIS Problem
2019/08/08 Yasuhiko Ikematsu (Kyushu University)
Public Key Cryptosystems using Multivariate Polynomials
2019/08/05 Soonhak Kwon (Sungkyunkwan University)
Survey on the links between Kloosterman sums, Walsh transforms and elliptic curves over finite fields
2019/07/23 Yuntao Wang（東京大学）
An introduction to a lattice-based key exchange protocol and its cryptanalysis
2019/07/04 工藤 桃成（神戸市立工業高等専門学校）
同種写像計算問題に対する代数的求解法の解析と計算量評価
2019/07/04 坂田 康亮（横浜国立大学）
signature-basedアルゴリズムについて
2017/10/27 Tristan Vaccon (Universite de Limoges, France)
固有多項式のp進精度 (p-adic precision of the characteristic polynomial)
2017/05/26 Takuya Hayashi (Kobe Univ./NICT)
Privacy preserving data mining via homomorphic encryption
2017/04/28 Yacheng Wang (Kyushu University)
Two Polynomial-Time Attacks on CUOV Signature Scheme
2017/02/13 Chitchanok Chuengsatiansup (Technische Universiteit Eindhoven)
Optimizing multiplications with vector instructions
2017/02/03 Huifang Yu (Qinghai Normal University, China)
Low-computation and secure certificateless hybrid signcryption scheme
2016/11/18 Shinya Okumura (ISIT)
An Estimate of the Complexity of the Section Finding Problem on Algebraic Surfaces
2016/11/11 Ye Yuan (Kyushu University)
Efficient implementation of Lattice-based encryption scheme on multiple platforms
2016/10/14 Partha Sarathi Roy (Kyushu University)
Secret Sharing Schemes with Honest Majority
2016/7/5 Tristan Vaccon (Rikkyo University)
p-adic precision and isogenies computation, application to cryptography
2016/6/28 Momonari Kudo (Kyushu University)
Practical Analysis of Key Recovery Attack against Search-LWE Problem
2016/5/17 Yuntao Wang (Kyushu University)
Improved Progressive BKZ Algorithms and their Precise Cost Estimation by Sharp Simulator
2016/4/26 Chi Cheng (Kyushu University)
A Lightweight Authenticated Communication Scheme for Smart Grid
2016/3/30 Chen-Mou Cheng (National Taiwan University)
Solving the "CS" challenge with miniGB
2016/3/22 Kirill Morozov (IMI)
Recent Results on Code-Based Cryptographic Protocols
2016/1/8 Taechan Kim (NTT Secure Platform Laboratories)
Extended Tower Number Field Sieve
2015/12/4 Ji Jian Chin (Multimedia University, Malaysia)
Reset-Secure Identity-Based Identification Schemes without Parings
2015/11/6 Dieter Gollmann (Hamburg University of Technology)
Public-Key Cryptography Without Public-Key Infrastructures?
2015/9/14 Albrecht Petzoldt（Kyushu University)
Design Principles for HFEv- based Multivariate Signature Schemes
2015/9/14 縫田光司（AIST,JST PRESTO)
(Batch) Fully Homomorphic Encryption over Integers for Non-Binary Message Spaces, and Related Combinatorial Problem on Polynomials
2015/9/14 Tadanori Teruya (AIST)
On Limitations and Alternatives of Privacy-Preserving Cryptographic Protocols for Genomic Data
2015/9/14 Kenji Kashiwabara (University of Tokyo)
An SVP algorithm by improving the RSR algorithm
2015/7/6 Jintai Ding (Cincinnati Univerasity)
The beauty and the Beasts
2015/7/6 Jintai Ding (Cincinnati Univerasity)
(Authenticated) Key Exchange from (Ring) LWE
2015/6/12 Yvo Desmedt (University of Texas at Dallas)
VSS with a Non-Interactive Dealer using Optimal Randomness and Optimal Number of Rounds.
2015/6/5 Binanda Sengupta (Indian Statistical Institute)
An Introduction to Proofs of Retrievability
2015/5/1 安田雅哉（九大IMI)
Introduction to homomorphic encryption and its applications　
2015/4/17 奥村伸也（九大IMI）
A Public Key Cryptosystem Based on Diophantine Equations of Degree Increasing Type