Liam Randall is the CEO of Critical Stack, Inc. Originally, from Louisville, KY, he worked his way through school as a sysadmin while getting his Bachelors in Computer Science at Xavier University. He first got his start in security writing device drivers and XFS based software for Automated Teller Machines.

Presently he consults on high volume security solutions for the Fortune 50, Research and Education Networks, various branches of the armed service, and other security focused groups. He has spoken at Shmoocon, Derbycon, MIRcon and regularly teaches Bro training classes at security events.

A father and a husband, Liam spends his weekends fermenting wine, working in his garden, restoring gadgets, or making cheese. With a love of the outdoors he and his wife enjoy competing in triathlons, long distance swimming, and enjoying their community.