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Pei Chen

Ph.D. Candidate
Fudan University
peichen19 [AT] fudan.edu.cn


Research Interests

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Publications

  1. Prison: Unmasking the Criminal Potential of Large Language Models
    Xinyi Wu, Geng Hong, Pei Chen, Yueyue Chen, Xudong Pan, Min Yang
    The International Conference on Learning Representations (ICLR), 2026
    PDF

  2. Unveiling the Resilience of LLM-Enhanced Search Engines Against Black-Hat SEO Manipulation
    Pei Chen, Geng Hong, Xinyi Wu, Mengying Wu, Zixuan Zhu, Mingxuan Liu, Baojun Liu, Mi Zhang, Min Yang
    The ACM Web Conference (WWW), 2026
    PDF

  3. When Fun Turns Toxic: A First Look at Aggressive Advertising in Mini-games
    Pei Chen, Geng Hong, Yicheng Qin, Huazhe Wang, Mengying Wu, Min Yang, Ziru Zhao, Yuanpeng Zhu, Tao Su
    The 35th USENIX Security Symposium (USENIX Security), 2026
    PDF

  4. You Can't Eat Your Cake and Have It Too: The Performance Degradation of LLMs with Jailbreak Defense
    Wuyuao Mai, Geng Hong, Pei Chen, Xudong Pan, Baojun Liu, Yuan Zhang, Haixin Duan, Min Yang
    The ACM Web Conference (WWW), 2025
    PDF

  5. Fast Play, Fast Profit: Unveiling the Prevalence of Aggressive Ad Behaviors in Mini-Game
    Pei Chen, Geng Hong, Yicheng Qin, Huazhe Wang, Mengying Wu, Yuan Zhang, Min Yang, Ziru Zhao, Yuanpeng Zhu, Tao Su
    ACM Workshop on Security and Privacy of AI-Empowered Mobile Super Apps (SaTS), 2025
    PDF

  6. Underground Application Collection Method Based on Spiking Traffic Analysis (一种基于突变流量的在野黑产应用采集方法)
    Pei Chen, Geng Hong, Mengying Wu, Jinsong Chen, Haixin Duan, Min Yang
    Journal of Software (软件学报), 2024
    PDF_CN PDF_EN

  7. Understanding and Detecting Abused Image Hosting Modules as Malicious Services
    Geng Hong, Mengying Wu, Pei Chen, Xiaojing Liao, Guoyi Ye, Min Yang
    ACM SIGSAC Conference on Computer and Communications Security (CCS), 2023
    PDF

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