Explore a thought-provoking conference talk from Derbycon 2012 featuring KC Yerrid, Matt Jezorek, and Boris Sverdlik as they challenge conventional wisdom in cybersecurity. Delve into the concept that security vulnerabilities may not always stem from external perimeters, but rather from internal factors. Over the course of 50 minutes, gain insights into why focusing solely on perimeter defense might be insufficient in today's complex threat landscape. Discover new perspectives on holistic security approaches that consider internal processes, employee behaviors, and organizational culture as critical components of a robust security strategy.