Greg D.

Greg D. is a seasoned cybersecurity professional with extensive experience in threat assessment and penetration testing. Currently serving as a Cyber Threat Specialist at the London Metal Exchange since January 2023, Greg previously held significant roles at Visa as Pentest Infrastructure Lead and Penetration Tester. Prior to that, Greg worked at Gotham Digital Science, Symantec, Square Enix, Chauntry Ltd., Dimension Data UK, ServiceNow, and Coreix, accumulating expertise in roles such as Principal Infrastructure Engineer, DevOps/Sysadmin, and Lead Site Reliability Engineer. This diverse background showcases a strong foundation in both security infrastructure and operational reliability.