Introduction

Education & Research Experiences

Feb. 2025 - Now Research Assistant Professor The Hong Kong Polytechnic University (PolyU), HK
Feb. 2024 - Jan. 2025 Postdoctoral Fellow The Hong Kong Polytechnic University (PolyU), HK
Supervisor: Prof. Haibo Hu
Dec. 2019 - Dec. 2020 CSC Visiting Student Emory University, Atlanta (Emory), GA, USA
Supervisor: Prof. Li Xiong
Sep. 2017 - Dec. 2023 Ph.D. in Computer Science Renmin University of China (RUC), Beijing, China
Supervisor: Prof. Xiaofeng Meng

On the Vulnerability of Value Alignment in LLMs: Privacy Inference Attacks and Defenses（大语言模型价值对齐中的隐私攻防技术研究）
NSFC Young Scientists Fund, RMB 300,000, 2026.01 - 2028.12, PI
Privacy Inference Attacks on Preference Data for Large Language Model Alignment
HK PolyU, RGC GRF Seed Fund, 2025.07-2026.06, HKD 50,000, Ongoing, PI
Advancing Privacy in AI: Human-Centric Methods for Deep Learning
HK PolyU, Start-up Fund, 2025.03-2027.03, HKD 300,000, Ongoing, PI

Distinguished Paper Award, ACM Conference on Computer and Communications Security (CCS) 2024
Travel Award, ACM CCS Diversity, Equity, and Inclusion (DEI) Workshop 2024
Chinese Government Scholarship, China Scholarship Council (CSC), 2019-2020
Postgraduate Student Scholarship, First-Class, Renmin University of China (RUC)

“Federated Learning with Personalized Differential Privacy”, 第八届网络空间安全西湖论坛, Hangzhou China, 2025.1.
“Cross-silo Federated Learning with Record-level Personalized Differential Privacy”, ACM CCS, Salt Lake City, USA, 2024.10.
“Projected Federated Averaging with Heterogeneous Differential Privacy”, VLDB, Sydney, Australia, 2022.9.

Conference Reviewer

- IEEE Transactions on Dependable and Secure Computing (TDSC)
- IEEE Internet Computing

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