Derek Rook

Derek Rook is an experienced professional in cybersecurity and systems administration, currently serving as the Red Team Lead at Tanium since April 2022. Prior to this role, Derek was a Certified Instructor at SANS Institute from July 2018 to March 2022, specializing in SEC504: Hacker Tools, Techniques, Exploits, and Incident Handling. Derek also held the position of Senior Director of Purple Team at Teradata from April 2017 to March 2022, where responsibilities included leading a threat-based security operations program and conducting user education initiatives. Additional experience includes roles at Gaikai as a Senior Security Infrastructure Engineer, Turtle Rock Studios as a Systems Administrator, Skechers as a Senior Systems Engineer, Parasoft as a System Administrator, and Pulse~Link as a Systems Administrator, showcasing a diverse background in security operations, infrastructure design, and network administration across various technologies.