Qi Li

Associate Professor, Tsinghua University

Joined

May 2021

Names

Qi Li (Preferred)

Emails

****@tsinghua.edu.cn (Confirmed)

Personal Links

Career & Education History

Associate Professor

Tsinghua University (tsinghua.edu.cn)

2014 – Present

Advisors, Relations & Conflicts

No relations added

Expertise

AI security

2020 – Present

IoT security

2014 – Present

Network security

2002 – Present

Publications

FlowRefiner: A Robust Traffic Classification Framework against Label Noise
Mingwei Zhan, Ruijie Zhao, Xianwen Deng, Zhi Xue, Qi Li, Zhuotao Liu, Guang Cheng, Ke Xu
- NeurIPS 2025 poster
- Readers: Everyone
Aegis: Mitigating Targeted Bit-flip Attacks against Deep Neural Networks
Jialai Wang, Ziyuan Zhang, Meiqi Wang, Han Qiu, Tianwei Zhang, Qi Li, Zongpeng Li, Tao Wei, Chao Zhang
- USENIX Security Symposium 2023
- Readers: Everyone
FacLens: Transferable Probe for Foreseeing Non-Factuality in Large Language Models
Yanling Wang, Haoyang Li, Hao Zou, Jing Zhang, Xinlei He, Qi Li, Ke Xu
- Submitted to ICLR 2025
- Readers: Everyone
An Engorgio Prompt Makes Large Language Model Babble on
Jianshuo Dong, Ziyuan Zhang, Qingjie Zhang, Tianwei Zhang, Hao Wang, Hewu Li, Qi Li, Chao Zhang, Ke Xu, Han Qiu
- ICLR 2025 Poster
- Readers: Everyone
Flow Interaction Graph Analysis: Unknown Encrypted Malicious Traffic Detection
Chuanpu Fu, Qi Li, Ke Xu
- IEEE/ACM Trans. Netw. 2024
- Readers: Everyone
Exploiting Sequence Number Leakage: TCP Hijacking in NAT-Enabled Wi-Fi Networks
Yuxiang Yang, Xuewei Feng, Qi Li, Kun Sun, Ziqiang Wang, Ke Xu
- CoRR 2024
- Readers: Everyone
Real-Time Website Fingerprinting Defense via Traffic Cluster Anonymization
Meng Shen, Kexin Ji, Jinhe Wu, Qi Li, Xiangdong Kong, Ke Xu, Liehuang Zhu
- SP 2024
- Readers: Everyone
Cactus: Obfuscating Bidirectional Encrypted TCP Traffic at Client Side
Renjie Xie, Jiahao Cao, Yuxi Zhu, Yixiang Zhang, Yi He, Hanyi Peng, Yixiao Wang, Mingwei Xu, Kun Sun, Enhuan Dong, Qi Li, Menghao Zhang, Jiang Li
- IEEE Trans. Inf. Forensics Secur. 2024
- Readers: Everyone
Learning with Semantics: Towards a Semantics-Aware Routing Anomaly Detection System
Yihao Chen, Qilei Yin, Qi Li, Zhuotao Liu, Ke Xu, Yi Xu, Mingwei Xu, Ziqian Liu, Jianping Wu
- USENIX Security Symposium 2024
- Readers: Everyone
Defending Against Data Reconstruction Attacks in Federated Learning: An Information Theory Approach
Qi Tan, Qi Li, Yi Zhao, Zhuotao Liu, Xiaobing Guo, Ke Xu
- CoRR 2024
- Readers: Everyone

View all 30 publications

Co-Authors

View all 103 co-authors