IT security may be a routine part of doing business, but it retains an unmistakable aura of a black art, where recovering hackers in white hats battle evil black-hats using various forms of digital sorcery.

IT security may be a routine part of doing business, but it retains an unmistakable aura of a black art, where recovering hackers in white hats battle evil black-hats using various forms of digital sorcery.