Def Con hackers' conference takes place in Las Vegas
11 August 2014 Last updated at 07:32 BST
Some of the smartest - and potentially most dangerous - minds in the hacking community have gathered in Las Vegas for their annual meeting, Def Con.
As cases of hack attacks on major companies grow, many firms are choosing to tackle the problem head on, by actively seeking out and hiring the best and brightest hackers.
Could learning to be a hacker now be a smart career move?
Dave Lee reports from Las Vegas.