Mark Bristow

Mark Bristow is the Branch Chief, Cyber Defense Coordination, Threat Hunting, at the Cybersecurity and Infrastructure Security Agency. Bristow has been with DHS since 2008 and worked as an Incident Responder and then Chief of Incident Response and Management for Industrial Control Systems incidents under the Industrial Control Systems Cyber Emergency Response team (ICS-CERT). Bristow has worked previously conducting assessments and penetration tests of industrial control systems equipment in multiple sectors with a focus on electric power generation, transmission, and distribution and found his first vulnerability in ICS systems at the age of 10. Bristow has a bachelor’s degree in computer engineering from The Pennsylvania State University.