There is a huge market in illegal information. Although this comes under the category of cyber crime, it is worth pointing out that the depth and level of information available online can have a devastating effect in terms of identity theft.
Jobs in cyber security can include preventative ones, such as helping to advise people of the risks of identity theft, and how best to protect their information.
This can include information such as their credit scores, and how they can make sure that their digital world is as secure as they would expect their physical world to be.