Mark is a Distinguished Engineer at Symantec, part of Broadcom, Inc. Having worked at Symantec for 32 years, he has focused the majority of his career on technologies that help companies secure their computer devices. He has shared his expertise at numerous conferences, including Black Hat and Virus Bulletin, and he has served on the board of directors of the Anti-Malware Testing Standards Organization. He also was Chairman of the IEEE Industry Connections Security Group’s executive committee.