Jeff Lomas

Certified InstructorPrincipal Network and Host Forensics and Incident Response Analyst at Mission Support and Test Services, LLC

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Open-Source Intelligence

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About Jeff Lomas

Jeff Lomas turns real-world investigative experience into hands-on learning that empowers students to think, analyze, and act like cyber investigators. As a Certified Instructor for the SANS Institute, he teaches SEC497: Practical Open-Source Intelligence (OSINT), guiding students to transform open data into actionable intelligence. In his current role as Principal Network and Host Forensics and Incident Response Analyst at Mission Support and Test Services, LLC, Jeff leads digital forensics and incident-response operations supporting critical national infrastructure. Whether analyzing nation-state threats or tracing digital footprints across devices, he translates active investigative techniques into practical, repeatable skills that students can apply immediately.

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Students Say

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One of the best instructors I have ever seen. Wish he was the instructor for all my training/courses.
Brandon V. US Military
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[Jeff] Lomas, is awesome. I love his excitement and approach to bringing us all into his world.
Tony WestbrookDLA
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[Jeff] presented clear instruction with a strong knowledge base. Answered questions that were fielded in a timely, professional manner.
Chad H.U.S. Federal Agency