Sony No 2 Kazuo Hirai apologises for massive data breach

Kazuo Hirai, the frontrunner to take over the top job at Sony Corp, apologised on Sunday for a security breach that allowed hackers to gain access to personal information on 77 million accounts for its PlayStation Network service.

"We apologise deeply for causing great unease and trouble to our users," Hirai said before he and other executives bowed deeply at a briefing in Tokyo.