All Stories: GCHQ

LONDON: GCHQ, Britain's secret eavesdropping agency, joined Twitter on Monday, emerging from the shadows with a simple message of "Hello, world."

LONDON: Ditch the preconceptions about Bond girls -- Britain's spy agencies should be recruiting middle-aged mothers to expand their talent pool, parliament's intelligence and security committee said Thursday.

WASHINGTON: It would be another powerful tool in the arsenal of US and British spy services: the encryption keys for a large share of the SIM cards used for mobile phones.

LONDON: Telecommunications firm Cable & Wireless helped Britain eavesdrop on millions of Internet users worldwide, Channel 4 reported on Thursday, citing previously secret documents leaked by a fugitive former U.S. National Security Agency contractor.

LONDON: Twitter and Facebook are so important to militant groups that the U.S. technology giants should give security services greater access to allow Western governments to foil attacks, the head of Britain's eavesdropping agency said.