Dr. Xu is a Professor of SCSE at Beihang University, Beijing, China. He is passionate about enhancing privacy and trustworthiness in various computing domains and specializes in AI security and privacy solutions.
His research interests span across privacy-enhancing technologies, privacy-preserving machine learning, applied cryptography, blockchain, access control, and security and privacy issues in cloud/edge computing. In particular, his current research focuses on methods for optimizing privacy-enhancing technologies and achieving privacy-preserving collaborative machine learning models using privacy-enhancing technologies, etc. He has published extensively in top security and privacy venues like CCS, TDSC, TIFS as well as machine learning conferences like NeurIPS and AAAI.