High profile security breaches, leaks about the NSA’s surveillance program, and the risks of storing data in the cloud have all combined to put a big spotlight on encryption. That is often the mitigation championed by the tech community as a means to protect sensitive and personal data from prying eyes. If we encrypt our files, our connections and messages, then we avoid snooping. It keeps the bad guys and potential spies away. But is encryption really the end-all, be-all of security and privacy? It may not be that simple.

Recently, there was a lot of discussion about a presentation at the Black Hat conference, talking about the