Sophos. When visitors clicked onto the PlayStation site, they may have been greeted by a pop-up ad that claims viruses have been found on their computer. The scare tactic tries to trick people into buying anti-spyware software, and requires a visitor's credit card number.
According to Sophos, the hack was implemented through a "SQL injection attack" and according to the company, "the website is still infected." However, personal visits to the PlayStation sites on our browser (Firefox 3) have not turned up anything suspicious.