Dean brings over 20 years of technical and management experience to the room. He has worked in both Information Technology and Industrial Control System (ICS) Cyber Defense in critical infrastructure sectors such as telecommunications, and electricity generation, transmission, distribution, and oil & gas refineries, storage, and distribution. Dean is an ambassador for defending industrial systems and an advocate for the safety, reliability, and cyber protection of critical infrastructure. His mission as an instructor is to empower each of his students, and he earnestly preaches that “Defense is Do-able!” Over the course of his career, Dean’s accomplishments include establishing entire ICS security programs for critical infrastructure sectors, successfully containing and eradicating malware and ransomware infections in electricity generation and manufacturing control networks, performing malware analysis triage and ICS digital forensics, building converged IT/OT incident response and threat hunt teams, and conducting ICS assessments in electric substations, oil and gas refineries, manufacturing, and telecommunications networks. A SANS Certified Instructor, Dean teaches ICS515: ICS Active Defense and Incident Response and is a co-author of the upcoming new SANS Course ICS418: ICS Security Essentials for Managers. Dean is a member of the SANS GIAC Advisory Board and holds many cybersecurity professional certifications including the GICSP, GRID, GSLC, and GCIA, as well as the CISSP®.