Chengyi Dong

About

I have been a Ph.D. student at the School of Computing and Information Systems, Singapore Management University, Singapore, since August 2026, advised by Prof. Haiyang Xue.

I received my B.S. degree in Energy Storage Science and Engineering from the School of Electrical Engineering in 2023, and my M.S. degree from the School of Cyber Science and Engineering in 2026, both at Xi'an Jiaotong University, Xi'an, China, under the supervision of Prof. Jiliang Li.

Research Interests

• Cryptography and its applications
• Multiparty computation

Education

• 2026 – Ph.D. in Computer Science School of Computing and Information Systems, Singapore Management University, Singapore
• 2023 – 2026 M.S. in Cyber Science and Engineering School of Cyber Science and Engineering, Xi'an Jiaotong University, Xi'an, China
• 2019 – 2023 B.S. in Energy Storage Science and Engineering School of Electrical Engineering, Xi'an Jiaotong University, Xi'an, China

Publications

• PRAAM: Private Wireless Resource Auction via Asynchronous MPC Chengyi Dong, Yuan Su, Wei Tang, Yifan Zhang, Jing Li, Chang Tian, Jiliang Li International Conference on Wireless Artificial Intelligent Computing Systems and Applications (WASA), 2026.To appear
• An Efficient Privacy-Preserving Retrieval Scheme for Cloud-Based Retrieval-Augmented Generation Yuan Chang, Tom H. Luan, Yuntao Wang, Linkang Du, Chengyi Dong, Zhou Su IEEE Transactions on Cognitive Communications and Networking (TCCN), 2026. [DOI]
• Distributedly and Provably Continuous Storage Scheme With Forward Secure for IoT Healthcare Data Yuan Su, Jiahui Li, Jiliang Li, Wei Tang, Chengyi Dong, Jiawei Zhang, Kefeng Ding, Shouling Ji IEEE Transactions on Consumer Electronics (TCE), 2026. [DOI]
• Efficient DoS Attack Defense Strategy for Blockchain Networks Based on Bayesian Attack Graph and Stackelberg Game Tianyi Wang, Wei Tang, Chengyi Dong, Entang Li, Zhou Su, Jiliang Li ACM CoNEXT Workshop on Blockchain-Network Synergy (BNS), 2025. [DOI]
• Dumbo-MPC: Efficient Fully Asynchronous MPC with Optimal Resilience Yuan Su, Yuan Lu, Jiliang Li, Yuyi Wang, Chengyi Dong, Qiang Tang 34th USENIX Security Symposium (USENIX Security), 2025. [Paper]
• Robust and Secure Aggregation Scheme for Federated Learning Wei Tang, Jiliang Li, Chengyi Dong, Yinbin Miao, Qingming Li, Na Li, Shuiguang Deng, Shouling Ji IEEE Internet of Things Journal (IoT-J), 2025. [DOI]

Contact

cy.dong.2026@phdcs.smu.edu.sg
School of Computing and Information Systems 2, 90 Stamford Road, Singapore 178903