There are a number of underground online marketplaces where stolen user data is illegally bought and sold by cybercriminals. Government authorities recently seized and shutdown RaidForums, one of the most notable hubs for such illicit transactions. Meanwhile, there is an entire aboveground industry that specializes in buying and selling user

Source: Hot Hardware – Mysterious US Govt Contractor Alarmingly Spied On The CIA And NSA By Tracking Billions Of Phones