Hackers break down security of the Play Station Network to access personal Data in April 2011, which include details of credit card password and numbers.Sony take week to solve this problem, which affect three million British players.
Data watchdogs fined Sony £250,000 because Sony unable to stop cyber attacks that left nearly 77 million play station users open id to fraud.
ICO also said it “could have been prevented”.
David Smith said: “If you are responsible for so many payment card details and log-in details then keeping that personal data secure has to be your priority.”
Sony said it “strongly disagreed with the ICO’s ruling”.