Phuong Cao is a TrustedCI Fellow, National Science Foundation (NSF) Cybersecurity Center of Excellence, and a research scientist at the National Center for Supercomputing Applications, University of Illinois at Urbana-Champaign. His research mission is to secure cyberinfrastructure, particularly high-performance scientific computing, e.g., Blue Waters supercomputer. He has a broad interest in security, with a multidisciplinary focus on Internet-scale measurements of operational systems, deep measurement-driven analytics using probabilistic graphical models, ML/AI-driven honeypot for early attack response, and machine-assisted proofs of federated authentication protocols.