Windows 7: Experts dispute threat posed by backdoor found in Chinese chip

A recent report that a Chinese computer chip used by the U.S. military has a hidden backdoor that could allow the manufacturer to disable devices are overblown, one security researcher says.

Researchers at Cambridge University issued a dire warning today about a security bypass they said they had identified in a nonencrypted chip made by Microsemi in China, and used in weapons, nuclear power plants, and even public transportation.