The home secretary says the government accepts the high court’s ruling that an independent investigation should take place.

Declassified records describe Hans Wilsdorf as “most objectionable” and allege he may have used his position to spread ...

Stella Rimington, the first female chief of Britain's MI5, has died at the age of 90. Her family says she died on Sunday, ...

Dame Stella Rimington, who has died aged 90, was the first female director-general of MI5 – and the first intelligence chief ...

She was credited as the inspiration for Judi Dench’s M in James Bond films and was the first publicly named chief of ...

Newly declassified MI5 files reveal that Hans Wilsdorf, the German-born founder of Rolex, was once suspected of strong Nazi ...

The MI5 was 'actively tasking' Britain's top IRA spy 'Stakeknife' with missions throughout his time as the Army's prized informant, unearthed documents have shown.

LONDON—The head of the U.K.’s domestic intelligence service, MI5, said the agency is doubling the resources it devotes to tackling threats from Russia, China and Iran—and faces a growing ...

For 10 years MI5 have been knowingly breaking the rules and failing to report it, and the government has failed to investigate clear red flags," says Liberty lawyer Megan Goulding.

PA Images/Sipa USA The UK’s intelligence agency, MI5, has warned that the Taliban takeover of Afghanistan may have “emboldened” terrorists to carry out future 9/11-type attacks.

The MI5 chief, who lists hiking and being an active father as his interests, said the growing threat was replicated in Europe and the United States. “Essentially all the services with which we ...

Rimington, the first female head of MI5, said the service has changed dramatically just in the past decade. "Since I left, it's really become primarily a counterterrorist service," she said.