Tianren Liu Assistant Professor

+86 (0)10 6275-0405


Room 103-2, Courtyard No.5, Jingyuan



Dr. Tianren Liu joined Peking University in February 2022 and is currently an assistant professor at Center on Frontiers of Computing Studies, PKU. Previously he was a postdoc at Allen Center for Computer Science & Engineering, University of Washington.   He received his Ph.D. and master degrees from the Electrical Engineering & Computer Science Department at MIT in 2019 and 2016. He received his bachelor degree from Tsinghua University in 2014. He is interested in cryptography and theoretical computer science in general.


Know more about Dr. Tianren Liu:


Tianren Liu, Stefano Tessaro, Vinod Vaikuntanathan, The t-wise Independence of Substitution-Permutation Networks. CRYPTO 2021.
■ Huijia Lin, Tianren Liu, Hoeteck Wee, Information-Theoretic 2-Round MPC without Round Collapsing: Adaptive Security, and More. TCC 2020.

■ Marshall Ball, Justin Holmgren, Yuval Ishai, Tianren Liu, Tal Malkin, On the Complexity of Decomposable Randomized Encodings, or: How Friendly Can a Garbling-Friendly PRF be? ITCS 2020.
■ Leonard Assouline, Tianren Liu, Multi-Party PSM, Revisited: Improved Communication and Unbalanced Communication. TCC 2021.
■ Melissa Chase, Yevgeniy Dodis, Yuval Ishai, Daniel Kraschewski, Tianren Liu, Rafail Ostrovsky, Vinod Vaikuntanathan, Reusable Non-Interactive Secure Computation. CRYPTO 2019.
Tianren Liu, Vinod Vaikuntanathan, Breaking the Circuit-Size Barrier in Secret Sharing. STOC 2018.
Tianren Liu, Vinod Vaikuntanathan, Hoeteck Wee, Towards Breaking the Exponential Barrier for General Secret Sharing. EUROCRYPT 2018.
Tianren Liu, Vinod Vaikuntanathan, Hoeteck Wee, Conditional Disclosure of Secrets via Non-linear Reconstruction. CRYPTO 2017.
Tianren Liu, On Basing Search SIVP on NP-Hardness. TCC 2018. [Best Student Paper]
Tianren Liu, Vinod Vaikuntanathan, On Basing Private Information Retrieval on NP-Hardness. TCC 2016-A.
■ Yevgeniy Dodis, Tianren Liu, Martijn Stam, John P. Steinberger, Indifferentiability of Confusion-Diffusion Networks. EUROCRYPT 2016.
■ Yan Xu, Yining Wang, Tianren Liu, Junichi Tsujii, Eric Chang, An end-to-end system to identify temporal relation in discharge summaries: 2012 i2b2 challenge. JAMIA 2013.
■ Yan Xu, Yining Wang, Tianren Liu, Jiahua Liu, Yubo Fan, Yi Qian, Junichi Tsujii, Eric Chang , Joint segmentation and named entity recognition using dual decomposition in Chinese discharge summaries. JAMIA 2013.