BitGC Made (More) Efficient
Wenhao Zhang, Hanlin Liu, Kang Yang, Wen-jie Lu, Yu Yu, Xiao Wang, Chenkai Weng
Eurocrypt 2026 [eprint]

Committed Vector Oblivious Linear Evaluation and Its Applications
Yunqing Sun, Hanlin Liu, Kang Yang, Yu Yu, Xiao Wang, Chenkai Weng
CCS 2025 [eprint]

On Large Language Model Continual Unlearning
Chongyang Gao*, Lixu Wang*, Kaize Ding, Chenkai Weng, Xiao Wang, Qi Zhu
ICLR 2025 [arxiv]

Dishonest Majority Constant-Round MPC with Linear Communication from DDH
Vipul Goyal, Junru Li, Ankit Kumar Misra, Rafail Ostrovsky, Yifan Song, Chenkai Weng
Asiacrypt 2024 [eprint]

Multi-Verifier Zero-Knowledge Proofs for Any Constant Fraction of Corrupted Verifiers
Daniel Escudero, Antigoni Polychroniadou, Yifan Song, Chenkai Weng
CCS 2024 [eprint]

Precio: Private Aggregate Measurement via Oblivious Shuffling
Kim Laine, Betül Durak, Chenkai Weng, Melissa Chase, Erik Anderson
CCS 2024 [eprint]

Scalable Zero-knowledge Proofs for Non-linear Functions in Machine Learning
Meng Hao, Hanxiao Chen, Hongwei Li, Chenkai Weng, Yuan Zhang, Haomiao Yang, Tianwei Zhang
USENIX Security 2024 [eprint] [code]

Privacy-Preserving Regular Expression Matching using TNFA
Ning Luo, Chenkai Weng, Jaspal Singh, Gefei Tan, Mariana Raykova, Ruzica Piskac
ESORICS 2024 [eprint (full version)]

ZKSQL: Verifiable and Efficient Query Evaluation with Zero-Knowledge Proofs
Xiling Li, Chenkai Weng, Yongxin Xu, Xiao Wang, Jennie Rogers
VLDB 2023 [report] [code]

SUPERPACK: Dishonest Majority MPC with Constant Online Communication
Daniel Escudero, Vipul Goyal, Antigoni Polychroniadou, Yifan Song, Chenkai Weng
Eurocrypt 2023 [eprint] [code]

AntMan: Interactive Zero-Knowledge Proofs with Sublinear Communication
Chenkai Weng, Kang Yang, Zhaomin Yang, Xiang Xie, and Xiao Wang
CCS 2022 [eprint] [code]

Constant-Overhead Zero-Knowledge for RAM Programs
Olive Franzese, Jonathan Katz, Steve Lu, Rafail Ostrovsky, Xiao Wang, Chenkai Weng
CCS 2021 [eprint] [code]

Mystique: Efficient Conversions for Zero-Knowledge Proofs with Applications to Machine Learning
Chenkai Weng, Kang Yang, Xiang Xie, Jonathan Katz, Xiao Wang
USENIX Security 2021 [eprint] [code] [video]

QuickSilver: Efficient and Affordable Zero-Knowledge Proofs for Circuits and Polynomials over Any Field
Kang Yang, Pratik Sarkar, Chenkai Weng, Xiao Wang
CCS 2021 (Best Paper Award runner-up) [eprint] [code] [video]

Wolverine: Fast, Scalable, and Communication-Efficient Zero-Knowledge Proofs for Boolean and Arithmetic Circuits
Chenkai Weng, Kang Yang, Jonathan Katz, Xiao Wang
S&P 2021 [eprint] [preview] [full video]

Developing High Performance Secure Multi-Party Computation Protocols in Healthcare: A Case Study of Patient Risk Stratification
Xiao Dong, David Randolph, Chenkai Weng, Abel Kho, Jennie Rogers, Xiao Wang
AMIA 2021 [report]

Ferret: Fast Extension for coRRElated oT with small communication
Kang Yang, Chenkai Weng, Xiao Lan, Jiang Zhang, Xiao Wang
CCS 2020 [eprint] [code] [video]

Better Concrete Security for Half-Gates Garbling (in the Multi-Instance Setting)
Chun Guo, Jonathan Katz, Xiao Wang, Chenkai Weng, Yu Yu
CRYPTO 2020 [eprint] [video]

An Efficient ZK Compiler from SIMD Circuits to General Circuits
Dung Bui, Haotian Chu, Geoffroy Couteau, Xiao Wang, Chenkai Weng, Kang Yang, Yu Yu
The Journal of Cryptology [eprint]

More Efficient Secure Matrix Multiplication for Unbalanced Recommender Systems
Zhicong Huang, Cheng Hong, Wen-jie Lu, Chenkai Weng, Hunter Qu
TDSC [link]

ZKBoost: Zero-Knowledge Verifiable Training for XGBoost
Nikolas Melissaris, Jiayi Xu, Antigoni Polychroniadou, Akira Takahashi, Chenkai Weng [arxiv]

Efficient Mixed-Mode Oblivious RAMs
Wenhao Zhang, Xiao Wang, Chenkai Weng [eprint]

AES-based CCR Hash with High Security and Its Application to Zero-Knowledge Proofs
Hongrui Cui, Chun Guo, Xiao Wang, Chenkai Weng, Kang Yang, Yu Yu [eprint]

Collusion Resistant DNS With Private Information Retrieval
Yunming Xiao, Peizhi Liu, Ruijie Yu, Chenkai Weng, Matteo Varvello, Aleksandar Kuzmanovic [arxiv]