I am Associate Professor and Empire Innovation Scholar in the Department of Computer Science at Stony Brook University. I conduct research at the intersection of machine learning, privacy and security, and aim to develop safe and trustworthy artificial intelligence (AI) technologies. My recent work focuses on improving AI along three major thrusts:
Before joining Stony Brook, I was Associate Professor in the College of IST at Penn State. I finished my Ph.D. at Georgia Tech and my undergrad study at Zhejiang University.
I lead the Algorithmic Learning, Privacy, and Security (ALPS) lab, where I am privileged to work alongside a team of exceptional talents, both in the past and present:
Current Members – Tanqiu Jiang, Jiacheng Liang, Yuhui Wang, Rongyi Zhu, Ziyi Yin (co-supervised with Fenglong Ma), Zian Wang
Alumni – Changjiang Li (» Palo Alto Networks) Ren Pang (» Amazon), Tianyu Du (» Zhejiang University), Zhaohan Xi (» Binghamton), Xinyang Zhang (» Amazon), Tinghao Xie (» Princeton), Zheng Zhang (» Northwestern), Ningfei Wang (» Meta), Yujie Ji (» Amazon), Sam Nguyen (» Google), Yifan Huang (» Bloomberg)
Join Us! – We are ALWAYS looking for motivated and bright (under)grad students and postdocs. If you know how to build/hack AI systems, we should talk! Please email me your resume and set up a time to discuss your potential fit to our team.
Watch the Watchers! On the Security Risks of Robustness-Enhancing Diffusion Models
Changjiang Li, Ren Pang, Bochuan Cao, Jinghui Chen, Fenglong Ma, Shouling Ji, Ting Wang
USENIX Security Symposium (USENIX’25)
You Can’t Steal Nothing: Mitigating Prompt Leakages in LLMs via System Vectors
Bochuan Cao, Yuanpu Cao, Changjiang Li, Yameng Ge, Ting Wang, Jinghui Chen
ACM Conference on Computer and Communications Security (CCS’25)
RobustKV: Defending Large Language Models against Jailbreak Attacks via KV Eviction
Tanqiu Jiang, Zian Wang, Jiacheng Liang, Changjiang Li, Yuhui Wang, Ting Wang
International Conference on Learning Representations (ICLR’25)
RAPID: Retrieval Augmented Training of Differentially Private Diffusion Models
Tanqiu Jiang, Changjiang Li, Fenglong Ma, Ting Wang
International Conference on Learning Representations (ICLR’25)
SongBsAb: A Dual Prevention Approach against Singing Voice Conversion based Illegal Song Covers
Guangke Chen, Yedi Zhang, Fu Song, Ting Wang, Xiaoning Du, Yang Liu
Network and Distributed System Security Symposium (NDSS’25)
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