What Drives You as an Engineer?

Entrust.com is a security company that provides services to banks, governments and financial institutions around the world. John Defterios has been at Entrust for 20 years; he's now leading teams there. He talks about his journey as an engineer who became interested in cybersecurity when he was younger. "I'm still here doing this because I'm working with some of the smartest people I've ever met"