Talk With an Expert

Shaun McCullough

Certified InstructorCloud Security Architect at GitHub

Specialities

Cloud Security

Shaun McCullough

About Shaun McCullough

Shaun spent 20+ years at the National Security Agency working in all aspects of cyber operations. A software engineer, manager, researcher, and operations lead, including as the technical director of the Blue, Red, and Hunt teams. Today, Shaun is a staff-level Cloud Security Engineer at GitHub focusing on cloud infrastructure. Shaun is also the lead author of SEC541: Cloud Security Threat Detection, which focuses on how attackers target cloud infrastructure and what security analysts, SOC operators, and detection engineers can do to protect their organizations. He has been recognized as one of the top-rated speakers at RSAC Conference, with top-ranked sessions in both 2024 and 2025.

Press & Media