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 ...

MI5, the UK's national intelligence agency, regularly hires full-time carpenters to help protect national security by working ...

LONDON — A High Court ruling in London Wednesday has cast a critical spotlight on Britain’s MI5 domestic intelligence agency.

Earlier investigations into evidence in case of neo-Nazi state agent were "deficient", judges rule.

The High Court has ordered a "robust and independent" new investigation into how MI5 gave false evidence to multiple courts, after rejecting two official inquiries provided by the Security Service as ...

UK ‘Premature’ to decide whether MI5 should face contempt probe, judges rule MI5 previously said there had been ‘failings and errors’ in legal proceedings related to an alleged source ...

A decision on whether to issue contempt of court proceedings over false evidence given to the High Court by an MI5 officer has been adjourned to allow time for a further investigation, Lady Chief ...

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

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. Senior judges held out the prospect of holding MI5 officers in contempt as they ordered an independent ...

MI5 previously said there had been ‘failings and errors’ in legal proceedings related to an alleged source accused of abusing two women.

The Home Secretary has said she is “deeply concerned” that MI5 gave false evidence to the High Court and that the Government accepts a further investigation should take place.