Publications

You can also find my articles on my Google Scholar profile
* indicates equal contribution

• “Moderating Illicit Online Image Promotion for Unsafe User-Generated Content Games Using Large Vision-Language Models”.
  Keyan Guo, Ayush Utkarsh, Wenbo Ding, Isabelle Ondracek, Ziming Zhao, Guo Freeman, Nishant Vishwamitra, Hongxin Hu.
  Accepted by 33rd USENIX Security Symposium (USENIX Security), 2024

• “Moderating New Waves of Online Hate with Chain-of-Thought Reasoning in Large Language Models”.
  Nishant Vishwamitra*, Keyan Guo*, Farhan Tajwar Romit, Isabelle Ondracek, Long Cheng, Ziming Zhao, Hongxin Hu.
  Accepted by 45th IEEE Symposium on Security and Privacy (S&P), 2024

• “An Investigation of Large Language Models for Real-World Hate Speech Detection”.
  Keyan Guo, Alexander Hu, Jaden Mu, Ziheng Shi, Ziming Zhao, Nishant Vishwamitra, Hongxin Hu. Accepted by 22st IEEE International Conference on Machine Learning and Applications (ICMLA), 2023

• “Understanding and Analyzing COVID-19-related Online Hate Propagation Through Hateful Memes Shared on Twitter”.
  Nishant Vishwamitra*, Keyan Guo*, Liao Song, Jaden Mu, Zheyuan Ma, Long Cheng, Ziming Zhao, Hongxin Hu.
  Accepted by IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining (ASONAM), 2023

• “AI-Cybersecurity Education Through Designing AI-based Cyberharassment Detection Lab”.
  Ebuka Okpala, Nishant Vishwamitra, Keyan Guo, Liao Song, Long Cheng, Hongxin Hu, Yongkai Wu, Xiaohong Yuan, Jeannette Wade, Sajad Khorsandroo.
  Accepted by IEEE Frontiers in Education Conference (FIE), 2023

• “Understanding and Measuring Robustness of Vision and Language Multimodal Models”.
  Nishant Vishwamitra, Keyan Guo, Hongxin Hu, Ziming Zhao, Long Cheng, Feng Luo.
  Accepted by International Conference on Secure Knowledge Management, 2023

• “Exploring Vulnerabilities in Voice Command Skills for Connected Vehicles”.
  Wenbo Ding, Liao Song, Keyan Guo, Ziming Zhao, Hongxin Hu.
  Accepted by EAI International Conference on Security and Privacy in Cyber-Physical Systems and Smart Vehicles (EAI SmartSP), 2023

• “Understanding the Generalizability of Hateful Memes Detection Models Against COVID-19-related Hateful Memes”.
  Keyan Guo, Wentai Zhao, Jaden Mu, Nishant Vishwamitra, Ziming Zhao, Hongxin Hu.
  In 21st IEEE International Conference on Machine Learning and Applications (ICMLA), 2022

• “Understanding the Effects of Paint Colors on LiDAR Point Cloud Intensities”.
  Shaik Sabiha, Keyan Guo, Foad Hajiaghajani, Chunming Qiao, Hongxin Hu, Ziming Zhao.
  In Workshop on Automotive and Autonomous Vehicle Security (AutoSec), 2022