Kaiyi Zhang (张凯羿)
I am currently a postdoc at Tsinghua University.
Articles
Research Interests
Recently, my interests have shifted to AI (including AI Security, AI for Math, and Embodied Intelligence).
Previously, I was interested in
- Computational Number Theory
- Post-Quantum Cryptography
- Cryptanalysis
- Quantum Information
Experience
- Jul. 2025 - Present: Postdoctoral Researcher (Shuimu Tsinghua Scholar Program), Tsinghua University, Hosted by Professor Xiaoyun Wang
- Aug. 2019 - Dec. 2019: Intern Student, Northwestern University, Advised by Professor Xiao Wang
Education
- 2020 - 2025: Ph.D., Department of Computer Science and Engineering, Shanghai Jiao Tong University
- 2016 - 2020: Bachelor, Computer Science at Zhiyuan College (ACM class), Shanghai Jiao Tong University
Selected Awards
Selected Publications
PNAS is a top-tier science journal.
CRYPTO and ASIACRYPT are top-tier conferences related to cryptography.
Equal contribution is indicated by an asterisk(*).
- Zhang K Y, Huang A J, Tu K, et al. Experimental secure multiparty computation from quantum oblivious transfer with bit commitment[J]. npj Quantum Information, 2026.
- Li C L*, Zhang K Y*, Zhang X, et al. Device-independent quantum randomness-enhanced zero-knowledge proof[J]. Proceedings of the National Academy of Sciences (PNAS), 2023, 120(45): e2205463120.
- Kaiyi Zhang, Qingju Wang, Yu Yu, Chun Guo, Hongrui Cui. "Algebraic Attacks on Round-Reduced RAIN and Full AIM-III", Advances in Cryptology - ASIACRYPT 2023, ePrint/2023/1397
- Kaiyi Zhang, Hongrui Cui, Yu Yu. "Revisiting the Constant-sum Winternitz One-time Signature with Applications to SPHINCS+ and XMSS", Advances in Cryptology - CRYPTO 2023, ePrint/2023/850
- Wang L J*, Zhang K Y*, Wang J Y, et al. Experimental authentication of quantum key distribution with post-quantum cryptography[J]. npj Quantum information, 2021, 7(1): 67.
Last Update : Aug 2026
