Chinese breach data of 4 million federal workers - washingtonpost

Hackers working for the Chinese state breached the computer system of the Office of Personnel Management in December, U.S. officials said Thursday, and the agency will notify about 4 million current and former federal employees that their personal data may have been compromised.

The hack was the largest breach of federal employee data in recent years. It was the second major intrusion of the same agency by China in less than a year and the second significant foreign breach into U.S. government networks in recent months.Last year, Russia compromised White House and State Department e-mail systems in a campaign of cyber­espionage. - Read More at Washingtonpost

[China calls the accusation ‘irresponsible and unscientific’]