胡凯
研究员
访问次数:
基本信息
  • 教师英文名称:
    Kai Hu
  • 教师拼音名称:
    HU KAI
  • 入职时间:
    2023-11-22
  • 所在单位:
    网络空间安全学院(研究院)
  • 学历:
    研究生(博士后)
  • 性别:
  • 学位:
    工学博士学位
  • 在职信息:
    在职
  • 毕业院校:
    山东大学
曾获荣誉:

山东省科技发明一等奖(省部级)(排名第2);
2021-12-01    中国密码学会分组密码算法设计竞赛一等奖;
2022-12-01    中国密码学会优秀博士学位论文;
教师简介

个人情况

我来自于山东省临沭县。2012年进入山东大学数学学院,2014年分专业后转入信息安全专业。2016年本科毕业进入山东大学数学学院信息安全专业,导师为王美琴教授。2018年选择硕博连读,导师仍为王美琴教授。2019年随网络空间安全学院搬迁到青岛校区,专业也从信息安全转为网络空间安全。2021年博士毕业,同年11月赴新加坡南洋理工大学做博士后研究,合作导师为 Thomas Peyrin 教授。2023年11月回到山大网安学院任教,被聘为齐鲁青年、研究员。


研究兴趣

我的方向可以列出以下三个:

  1. 对称密码算法分析中的数学原理研究

  2. 对称密码算法设计与分析的自动化研究

  3. 密码分析与机器学习安全的关系(刚刚涉足)


招生情况

每年我有4个硕士招生名额,欢迎与我联系。

教育经历
  • 2016-9 — 2021-6
    山东大学
    网络空间安全
    工学博士学位
  • 2012-9 — 2016-6
    山东大学
    信息安全
    理学学士学位
工作经历
  • 2021-11 — 2023-11
    南洋理工大学
  • 2023-11-至今
    山东大学
科研成果
论文

1.  Chenhao Jia, Tingting Cui, Qing Ling, Yan He, Kai Hu, Yu Sun, Meiqin Wang: How Small Can S-boxes Be? ToSC/FSE 2025. 

2.  Chenhao Jia, Tingting Cui, Qing Ling, Yan He, Kai Hu, Yu Sun, Meiqin Wang: How Small Can S-boxes Be? ToSC/FSE 2025. 

3.  Hao Lei, Raghvendra Rohit, Guoxiao Liu, Jiahui He, Mohamed Rachidi, Keting Jia, Kai Hu, Meiqin Wang: Symmetric Twin Column Parity Mixers and their Applications. ToSC 2024/FSE 2025. 

4.  Kai Hu, Trevor Yap: Perfect Monomial Prediction for Modular Addition. ToSC 2024/FSE 2025. 

5.  Kai Hu: Improved Conditional Cube Attacks on Ascon AEADs in Nonce-Respecting Settings with a Break-Fix Strategy. ToSC 2024/FSE 2025. 

6.  Zhongfeng Niu, Kai Hu, Siwei Sun, Zhiyu Zhang, Meiqin Wang: Speeding Up Preimage and Key-Recovery Attacks with Highly Biased Differential-Linear Approximations. CRYPTO 2024. 

7.  Jiahui He, Kai Hu, Hao Lei, Meiqin Wang: Massive Superpoly Recovery with a Meet-in-the-Middle Framework - Improved Cube Attacks on Trivium and Kreyvium. EUROCRYPT 2024. 

8.  Jinliang Wang, Christina Boura, Patrick Derbez, Kai Hu, Muzhou Li, Meiqin Wang: Cryptanalysis of Full-Round BipBip. ToSC 2024/FSE 2025. 

9.  Hao Lei, Jiahui He, Kai Hu, Meiqin Wang: More Balanced Polynomials: Cube Attacks on 810- And 825-Round Trivium with Practical Complexities. SAC 2023. 

10.  Kai Hu, Thomas Peyrin, Quan Quan Tan, Trevor Yap: Revisiting Higher-Order Differential-Linear Attacks from an Algebraic Perspective. ASIACRYPT 2023. 

11.  Kai Hu, Thomas Peyrin, Meiqin Wang: Finding All Impossible Differentials When Considering the DDT. SAC 2022. 

12.  Jiamin Cui, Kai Hu, Qingju Wang, Meiqin Wang: Integral Attacks on Pyjamask-96 and Round-Reduced Pyjamask-128. CT-RSA 2022. 

13.  Jiahui He, Kai Hu, Bart Preneel, Meiqin Wang: Stretching Cube Attacks: Improved Methods to Recover Massive Superpolies. ASIACRYPT 2022. 

14.  Jiamin Cui, Kai Hu, Meiqin Wang, Puwen Wei: On the Field-Based Division Property: Applications to MiMC, Feistel MiMC and GMiMC. ASIACRYPT 2022. 

15.  Zhenyu Lu, Weijia Wang, Kai Hu, Yanhong Fan, Lixuan Wu, Meiqin Wang: Pushing the Limits: Searching for Implementations with the Smallest Area for Lightweight S-Boxes. INDOCRYPT 2021. 

16.  Kai Hu, Siwei Sun, Yosuke Todo, Meiqin Wang, Qingju Wang: Massive Superpoly Recovery with Nested Monomial Predictions. ASIACRYPT 2021. 

17.  Raghvendra Rohit, Kai Hu, Sumanta Sarkar, Siwei Sun: Misuse-Free Key-Recovery and Distinguishing Attacks on 7-Round Ascon. ToSC 2021/FSE 2022. 

18.  Yan-Hong Fan, Mei-Qin Wang, Yan-Bin Li, Kai Hu, Muzhou Li: A Secure IoT Firmware Update Scheme Against SCPA and DoS Attacks. J. Comput. Sci. Technol. 

19.  Yu Liu, Huicong Liang, Muzhou Li, Luning Huang, Kai Hu, Chenhe Yang, Meiqin Wang: STP models of optimal differential and linear trail for S-box based ciphers. Sci. China Inf. Sci. 2021. 

20.  Kai Hu, Siwei Sun, Meiqin Wang, Qingju Wang: An Algebraic Formulation of the Division Property: Revisiting Degree Evaluations, Cube Attacks, and Key-Independent Sums. ASIACRYPT 2020. 

21.  Xin An, Kai Hu, Meiqin Wang: MixColumns Coefficient Property and Security of the AES with A Secret S-Box. AFRICACRYPT 2020. 

22.  Kai Hu, Qingju Wang, Meiqin Wang: Finding Bit-Based Division Property for Ciphers with Complex Linear Layers.  ToSC 2020/FSE 2022 (due to Covid), 

23.  Kai Hu, Meiqin Wang: Automatic Search for a Variant of Division Property Using Three Subsets.  CT-RSA 2019, 

24.  Muzhou Li, Kai Hu, Meiqin Wang: Related-Tweak Statistical Saturation Cryptanalysis and Its Application on QARMA..  ToSC 2019/FSE 2020, 

25.  Kai Hu, Tingting Cui, Chao Gao, Meiqin Wang: Towards Key-Dependent Integral and Impossible Differential Distinguishers on 5-Round AES.  SAC 2018, 

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