Ding Jintai


Yau Mathematical Science Center, Tsinghua University

Office: Jin Chun Yuan West Bldg. 131


Research Areas

In the early days, he was engaged in the research of quantum affine algebra and representation theory, while his current research direction is post-quantum cryptography. Moreover, he has served as the co-chairman of the International Conference on Post-Quantum Cryptography for three times and is one of the prominent scholars of multivariate cryptography in the world.


1990 - 1995 Doctor Yale University

1988 - 1990 Master China University of Technology

1984 - 1988 Bachelor Xi’an Jiaotong University

Work Experience

2022 - Yanqi Lake Beijing Institute of Mathematical Sciences and Applications Research Fellow

2020 - Tsinghua University Professor

2007 - 2020 University of Cincinnati Professor

2006 - 2007 Technische University Darmstadt Visiting Professor

2001 - 2006 University of Cincinnati Associate Professor

1998 - 2001 University of Cincinnati Assistant Professor

1995 - 1998 Kyoto University Instructor

Honors and Awards


2006 Alexander Von Humboldt Fellow, the Alexander Von Humboldt Foundation, Germany (2006-2007)

2009 Sigma Xi Young Investigator Award, the University of Cincinnati Chapter of Sigma Xi in conjunction with the Office of the Vice President for Research

2009 Taft fellow, Taft Research Center (2009-2010)

2014 Member of The Sigma Xi Scientific Research Society

1990 Zhong Jiaqing Mathematics Award


Qin, Y., Cheng, C., Zhang, X., Pan, Y., Hu, L., Ding, J. (2021). A Systematic Approach and Analysis of Key Mismatch Attacks on Lattice-Based NIST Candidate KEMs. In: Tibouchi, M., Wang, H. (eds) Advances in Cryptology – ASIACRYPT 2021. ASIACRYPT 2021. Lecture Notes in Computer Science, vol 13093. Springer, Cham.

Post-Quantum Cryptography, 10th International Conference, PQCrypto 2019 (Edited with Rainer Steinwandt) Chongqing, China, May 8-10, 2019 . Lecture Notes in Computer Science 11505, Springer 2019

Multivariate public key cryptography (with Bo-yin Yang), a Chapter in Post-Quantum Cryptography by Daniel J. Bernstein (Editor), Johannes Buchmann (Editor), Erik Dahmen (Editor), Springer, 2009.

Post-Quantum Cryptography, Second International Workshop, PQCrypto 2008 (Edited with Johannes Buchmann) Cincinnati, OH, USA, October 17-19, 2008, Proceedings Springer 2008.

Multivariate Public Key Cryptography (with Dieter Schmidt and J. Gower), Advances in Information Security series, Springer 2006.

Chengdong Tao, Albrecht Petzoldt, Jintai Ding, Efficient Key Recovery for All HFE Signature Variants, Adv. Crypt. - CRYPTO 2021, 70-93, 2021