Satoshi Fukuoka, a spokesman for Sony Computer Entertainment, said an investigation into a recent hacker attack on the network was continuing, but declined to give details. Sony shut down the network, a system that links gamers worldwide in live play, on April 20 after discovering the security breach. Sony said the network intrusion had compromised personal data from more than 100 million online accounts. Sony also confirmed that personal data from 24.6 million user accounts was stolen in the hacker attack last month. Data, including credit card numbers, might have been stolen from another 77 million PlayStation accounts, said Sony Computer Entertainment spokesman Satoshi Fukuoka. He said Sony had not received any reports of illegal uses of stolen information and the company was continuing its probe into the hacker attack. Sony shut down the PlayStation network, a system that links gamers worldwide in live play, on April 20 after discovering the security breach.