"Today's attacks succeed because the defense is reactive."As the defenses have caught up and closed open doors, we attackers have looked for new avenues and vectors. Looking back on the state of defenses from One-Way Web Hacking in 2001 to Stegosploit in 2016, a common pattern emerges. Defense boils down to reacting to new attacks and then playing catch-up.It is time to transition defense from being reactive to proactive. This talk discusses seven axioms for implementing proactive defense strategy and measures for the future, concluding with a blueprint of the next evolution of pro-active defense architecture.