America's military leaders need to know when and how to respond to cyberattack, the Pentagon says, so the department is crafting secret rules that will guide cyberdefense and help the Pentagon navigate questions such as what is commercial theft and what is an act of war. "This is all putting the world on notice, particularly the Chinese, that we're tired of them breaking into private companies," said Richard Bejtlich, chief security officer at computer security firm Mandiant.

Full Story:
USA Today

Related Summaries