About SANS Cybersecurity Instructors

A former U.S. Air Force cyber warfare officer, Robert led the NSA’s first mission targeting threats to industrial infrastructure. Now at Dragos, he spearheads global defense of critical systems, shaping national policy and industry threat response.

Nik Alleyne has over 20 years of experience in information technology and security. He specializes in Network Forensics and SOC Operations, teaching both SEC503 and SEC504.

Eric is a co-founder and principal security engineer at Puma Security focusing on modern static analysis product development and DevSecOps automation. He is co-author and instructor for three SANS Cloud Security courses.

As Senior Technical Director at Counter Hack and SANS Faculty Fellow, Joshua has advanced cybersecurity through ethical penetration testing, uncovering critical vulnerabilities across Fortune 500 companies and national infrastructure providers.

Mark Baggett has revolutionized cybersecurity through his leadership at SANS. His development of tools like Freq Server has strengthened threat detection, while his work in automation has empowered professionals to defend against evolving threats.

As a Special Agent with the Air Force Office of Special Investigations, Chad served on the national computer intrusion team and helped expand counter-espionage techniques. At SANS, Chad is a senior instructor and co-author for FOR500 and FOR508.