Chinese Hackers Seen Exploiting Cloud to Spy on U.S.

China-based hackers may target Internet-based e-mail, data storage and other services provided overseas by such companies as Microsoft Corp. to spy on the U.S., a congressional commission found.

The Chinese government wages “a large-scale cyber espionage campaign” and “has successfully targeted the networks of U.S. government and private organizations,” the U.S.-China Economic and Security Review Commission concludes in its annual report to Congress released yesterday.