Dmitriy Beryoza is a Principal Security Researcher at Vectra AI, working on threat detection in the cloud and on-prem networks. Before going into research, he was a penetration tester and secure software development advocate at IBM. Prior to switching to security full-time, Dmitriy was a software developer for many years. He presented talks at DEF CON Cloud Village, BSides Las Vegas, BSides SF, HackFest, and other conferences. Dmitriy holds a Ph.D. in Computer Science and several industry certifications, including OSCP, GREM and CISSP. His interests include reverse engineering, secure software development, and CTF competitions.