Chris Czub is a Senior Information Security Engineer at Duo Security, an Ann Arbor, Michigan-based start-up focused on two-factor authentication and account security. With a career spanning a decade, he has worked in various roles from software engineer to tech lead at start-ups and IT companies in SE Michigan. He has seen security in practice at small and medium-sized organizations and worked on various aspects of security, such as secure coding, application security auditing, endpoint security, network monitoring, malware analysis, security advisory oversight and threat intelligence.