At the heart of the case is the violent abuse of a woman by a state agent under MI5's control. After the BBC began ...

The High Court has ordered a "robust and independent" new investigation into how MI5 gave false evidence to multiple courts, ...

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

Premature’ to decide whether MI5 should face contempt probe, judges rule - MI5 previously said there had been ‘failings and ...

IPCO began its secret investigation into MI5's handling of the agent - a genuine neo-Nazi known publicly as X who informed on extremist networks – in 2022. It was prompted by a BBC story about how X ...

A ruling by London's High Court cited the domestic intelligence agency's failure to explain why representatives had ...

Senior judges held out the prospect of holding MI5 officers in contempt as they ordered an independent investigation into how ...

Annie Machon, 46, is a former spy, who worked for MI5 for five years before spending two years on the run with her then-partner David Shayler, after blowing the whistle on alleged criminal ...

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.. It is at odds with the security ...

MI5 director general Ken McCallum said British intelligence had disrupted 31 late-stage plots against the country in the last four years. PA Images/Sipa USA The UK’s intelligence agency, MI5 ...

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.