SANS Instructors

SANS Faculty Fellow Mark Baggett authored SEC573 and SEC673, leads as CTO of the SANS Internet Storm Center, and empowers defenders to automate security through practical, real-world application.

Heather brings 24+ years of experience supporting government agencies, defense contractors, law enforcement, and Fortune 500 companies. Her extensive case experience spans fraud investigations, crimes against children, counterterrorism, and more.

Eric Conrad, a SANS Faculty Fellow and course author, has 28 years of information security experience. Eric is the CTO of Backshore Communications and his specialties include Intrusion Detection, Threat Hunting, and Penetration Testing.

SANS Fellow Tim Conway, co-author of ICS456, ICS310, and ICS612, blends decades of hands-on ICS/OT security and compliance expertise with ongoing frontline consulting, helping students turn complex industrial challenges into practical skills.

Phil Hagen shaped network forensics with SOF-ELK® and SANS FOR572, setting standards in large-scale log analysis and response. His role in exposing a global fraud ring behind hundreds of millions in losses defines his lasting impact on cybersecurity.

David Hoelzer has fundamentally advanced cybersecurity by pioneering the GIAC Security Expert (GSE) certification, leading AI-driven threat detection initiatives, and developing MAVIS, an open-source ML tool enhancing code review processes.

Eric is a co-founder and principal security engineer at Puma Security, focusing on cloud security, Kubernetes, and DevSecOps automation. A SANS Fellow, he is co-author and instructor for three SANS Cloud Security courses.

SANS Fellow Frank Kim helps to develop the next generation of CISOs and cyber leaders while teaching LDR512 and LDR514.

Rob T. Lee is Chief AI Officer and Chief of Research at SANS Institute, where he leads research, mentors faculty, and helps cybersecurity teams and executive leaders prepare for AI and emerging threats.

SANS Fellow and Dragos CEO Robert M. Lee, author of ICS515 and FOR578 and co-author of ICS310, teaches from landmark industrial cyber investigations, turning real adversary tradecraft into visibility, detection, and response skills in OT.

Seth, SANS Faculty Fellow and author of SEC411, LDR414, and SEC511, combines cutting-edge consulting and education to equip defenders worldwide. Founder of Context Security and GSE #28, he brings clarity, humor, and purpose to cybersecurity training.

Stephen Sims, an esteemed vulnerability researcher and exploit developer, has significantly advanced cybersecurity by authoring SANS's most advanced courses and co-authoring the "Gray Hat Hacking" series.