Publications

2025

  • [CHI '25] "It Warned Me Just at the Right Moment": Exploring LLM-based Real-time Detection of Phone Scams
    • Zitong Shen, Sineng Yan, Youqian Zhang, Xiapu Luo, Grace Ngai, and Eugene Yujun Fu
    • Proceedings of the CHI Conference on Human Factors in Computing Systems
    • paper
  • [AAAI '25] Is Your Autonomous Vehicle Safe? Understanding the Threat of Electromagnetic Signal Injection Attacks on Traffic Scene Perception
    • Wenhao Liao, Sineng Yan, Youqian Zhang, Xinwei Zhai, Yuanyuan Wang, and Eugene Yujun Fu
    • Proceedings of the AAAI Conference on Artificial Intelligence
    • paper
  • [AAAI '25] Combating Phone Scams with LLM-based Detection: Where Do We Stand? (Student Abstract)
    • Zitong Shen, Kangzhong Wang, Youqian Zhang, Grace Ngai, and Eugene Yujun Fu
    • Proceedings of the AAAI Conference on Artificial Intelligence
    • paper

2024

  • Modeling Electromagnetic Signal Injection Attacks on Camera-based Smart Systems: Applications and Mitigation
    • Youqian Zhang, Michael Cheung, Chunxi Yang, Xinwei Zhai, Zitong Shen, Xinyu Ji, Eugene Yujun Fu, Sze Yiu Chau, and Xiapu Luo
    • prepint
  • [ICME '24] Understanding Impacts of Electromagnetic Signal Injection Attacks on Object Detection
    • Youqian Zhang, Chunxi Yang, Eugene Yujun Fu, Qinhong Jiang, Chen Yan, Sze Yiu Chau, Grace Ngai, Hong-Va Leong, Xiapu Luo, and Wenyuan Xu
    • IEEE International Conference on Multimedia and Expo
    • paper

2023

  • [MM '23] Unveiling Subtle Cues: Backchannel Detection Using Temporal Multimodal Attention Networks
    • Kangzhong Wang, MK Michael Cheung, Youqian Zhang, Chunxi Yang, Peter Q Chen, Eugene Yujun Fu, and Grace Ngai
    • Proceedings of the 31st ACM International Conference on Multimedia
    • paper
  • [MM '23] Multimediate 2023: Engagement Level Detection Using Audio and Video Features
    • Chunxi Yang, Kangzhong Wang, Peter Q Chen, MK Michael Cheung, Youqian Zhang, Eugene Yujun Fu, and Grace Ngai
    • Proceedings of the 31st ACM International Conference on Multimedia
    • paper
  • [ASIACCS '23] Electromagnetic Signal Injection Attacks on Differential Signaling
    • Youqian Zhang and Kasper Rasmussen
    • The 18th ACM ASIA Conference on Computer and Communications Security
    • paper

2022

  • [RAID '22] Detection of Electromagnetic Signal Injection Attacks on Actuator Systems
    • Youqian Zhang and Kasper Rasmussen
    • Proceedings of the 25th International Symposium on Research in Attacks, Intrusions and Defenses
    • paper

2020

  • [S&P '20] Detection of Electromagnetic Interference Attacks on Sensor Systems
    • Youqian Zhang and Kasper Rasmussen
    • IEEE Symposium on Security and Privacy
    • paper

2019

  • [ESORICS '19] A Framework for Evaluating Security in the Presence of Signal Injection Attacks
    • Ilias Giechaskiel, Youqian Zhang, and Kasper B Rasmussen
    • 24th European Symposium on Research in Computer Security
    • paper