Weng
翁晨凯
About
I'm a second year PhD student at Computer Science Department of Northwestern University. My interest lies in Cryptography with a focus on Secure Multi-Party Computation and Zero-Knowledge Proofs.
My advisor is Xiao Wang.
I received my Bechelor degree from Xidian University in 2019.
[CV]
Experience
2021 - Research intern of Cryptography group, Microsoft Research (Mentor: Melissa Chase).
2018 - Intern of Gemini Lab, Alibaba Group (Mentor: Cheng Hong).
2017 - Study on Searchable Encryption and Secure Data Deduplication (Mentor: Jianfeng Wang).
Publication
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Constant-Overhead Zero-Knowledge for RAM Programs
Nicholas Franzese, Jonathan Katz, Steve Lu, Rafail Ostrovsky, Xiao Wang, Chenkai Weng
ACM Conference on Computer and Communications Security (CCS), 2021
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Mystique: Efficient Conversions for Zero-Knowledge Proofs with Applications to Machine Learning
Chenkai Weng, Kang Yang, Xiang Xie, Jonathan Katz, Xiao Wang
USENIX Security Symposium, 2021
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QuickSilver: Efficient and Affordable Zero-Knowledge Proofs for Circuits and Polynomials over Any Field
Kang Yang, Pratik Sarkar, Chenkai Weng, Xiao Wang
ACM Conference on Computer and Communications Security (CCS), 2021 [eprint] -
Wolverine: Fast, Scalable, and Communication-Efficient Zero-Knowledge Proofs for Boolean and Arithmetic Circuits
Chenkai Weng, Kang Yang, Jonathan Katz, Xiao Wang
IEEE Security & privacy (Oakland), 2021 [eprint] -
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 Informatics Summit -
Ferret: Fast Extension for coRRElated oT with small communication
Kang Yang, Chenkai Weng, Xiao Lan, Jiang Zhang, Xiao Wang
ACM Conference on Computer and Communications Security (CCS), 2020 [eprint] -
Better Concrete Security for Half-Gates Garbling (in the Multi-Instance Setting)
Chun Guo, Jonathan Katz, Xiao Wang, Chenkai Weng, Yu Yu
International Cryptology Conference (CRYPTO), 2020 [eprint]
Talks
May. 2021 - "Wolverine: Fast, Scalable, and Communication-Efficient Zero-Knowledge Proofs for Boolean and Arithmetic Circuits", IEEE Security & privacy (Oakland), 2021. talk preview full video
Mar. 2021 - "Fast, Scalable, and Communication-Efficient Zero-Knowledge Proofs", Security and privacy seminar at Duke Univeristy. link
Nov. 2020 - "Ferret: Fast Extension for coRRElated oT with small communication", ACM Conference on Computer and Communications Security (CCS), 2020. video
Aug. 2020 - "Better Concrete Security for Half-Gates Garbling (in the Multi-Instance Setting)", International Cryptology Conference (CRYPTO), 2020. slide, video
Contact Me
Address: 3120 Seeley Mudd, 2233 Tech Dr, Evanston, IL, 60208
Email: ckweng at u dot northwestern dot edu