Dr. Yu is a professor of Nanjing University of Posts and Telecommunications. In 2021, he received his Ph.D. degree from the Hong Kong Polytechnic University under the supervisor Dr. Xiapu Luo. After that, he became a Research Assistant Professor at the Department of Computing, Hong Kong Polytechnic University (Aug 2021-June 2023). Dr.Yu focuses on combining program analysis and natural language processing (NLP) techniques to solve the security and privacy issues contained in Android apps, IoT devices, and vehicles. In recent years, he has published more than 20 papers in international conferences/journals such as USENIX Security Symposium, IEEE Symposium on Security and Privacy, IEEE Transactions on Software Engineering, and IEEE Transactions on Information Forensics and Security. These papers have been cited more than 1,000 times.