Taehun Kang

Ph.D. Student · PQSnC Lab · School of Cybersecurity, Korea University

Location Seoul, Korea
Email kth9999@korea.ac.kr
Advisor Prof. Changmin Lee
Research Post-Quantum Cryptography, Quantum Algorithm

Last update Sep. 2026

About Me

I am a Ph.D. student at PQSnC Lab, School of Cybersecurity, Korea University. My research focuses on Post-Quantum Cryptography (PQC) and Quantum Algorithms.

Research Interests

Post-Quantum Cryptography Lattice-based Cryptography Isogeny-based Cryptography Quantum Algorithms

Education

2025.09 – Present
Ph.D., Korea University
School of Cybersecurity
2023.09 – 2025.08
M.S., Korea University
School of Cybersecurity
2018.03 – 2023.08
B.S., Korea University
Department of Mathematics

Preprints

On the Necessity of Public Contexts in Hybrid KEMs: A Case Study of X-Wing

Taehun Kang, Changmin Lee, Yongha Son

Cryptology ePrint Archive, Paper 2026/140

Publications

Under Review

Cumulative Gram–Schmidt Profiles for Enumeration and Projected-Sieve Depth Tests

Taehun Kang, Changmin Lee, Jeonghwan Lee

Submitted to Mathematics of Computation
Are the Classical Ciphertext and Public Key Necessary in X-Wing’s Final Hash?

Taehun Kang, Changmin Lee, Yongha Son

Submitted to IEEE Access
Manuscript (Under Review)

Taehun Kang, Changmin Lee, Jeonghwan Lee

Submitted to SODA 2027

2026

Quantum-annealing-aided key-recovery attack on the A5-GMR-2 cipher

Minjae Lee, Insung Kim, J. Cho, Taehun Kang, Sunyeop Kim, Dongjae Lee

Journal of Computational Science, 102989, 2026.
Applying Quantum Annealing to Block Cipher Cryptanalysis: An Experimental Study of Searching for Integral Distinguishers

Insung Kim, Minjae Lee, Taehun Kang, Gilsang Ahn, Sunyeop Kim, Seokhie Hong, Dongjae Lee

Proceedings of the 41st ACM/SIGAPP Symposium on Applied Computing (SAC), pp. 1335–1342, 2026.
Efficient Constant-Time Implementation of terSIDH

Taehun Kang, Donghoe Heo, Jeonghwan Lee, Suhri Kim, Changmin Lee

IEEE Access, Vol. 14, 2026

2025

Comprehensive Analysis and Implementation of Isogeny-Based Hash Functions

Donghoe Heo, Jeonghwan Lee, Taehun Kang, Suhri Kim, Seokhie Hong

IEEE Access, Vol. 12

Patents

None at the moment.

Awards

Special Prize, Cryptocontest 2024 · Oct. 2024 · Korea Institute of Information Security & Cryptology (KIISC)
Outstanding Paper Award, CISC-S'24 · Jun. 2024 · KIISC · (Paper: “Performance and Security Analysis of Isogeny Orderings in terSIDH”)
President’s Award, Korea Internet & Security Agency (KISA)

Other Experience

Work / Internship

To be updated.

Teaching / Service

To be updated.

Talks

To be updated.