Cybersecurity has come a long way in the last twenty years. In the 90s, the predominant security model used to create secure operating systems was the “castle and moat” approach. Everything inside the firewall was trusted and anything outside it wasn’t trusted. But emerging internet services like email meant that things needed to get through .
Article Link: http://readwrite.com/2016/12/02/will-artificial-intelligence-mean-end-cyberthreats-dl1/