Over the years, clients have asked us why Hackers do what they do. In the early years of computers and networks, they mostly did it for notoriety or personal interest, though some wanted to uncover Government or Corporate malfeasance. Initially there was not much focus on financially benefiting from hacking. That all changed with the growing popularity of the Internet and eCommerce, leading to a rise in hacking for financial benefit. The Business Insider has a really interesting article on how much money Hackers make here.