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

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

Three High Court judges will rule at 14:00 BST on what to do about false evidence given by MI5 to three courts. MI5 stands ...

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 ...

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

A decision on whether to issue contempt of court proceedings over false evidence given to the High Court by an MI5 officer ...

MI5 chief Ken McCallum disclosed last October that his operatives have tackled 20 'potentially lethal' plots backed by Tehran since 2022 - mostly aimed at dissidents opposing the regime.

Another note called "you can't see me" plotted the hijack of a plane, and in June 2022, the prosecutor said, he allegedly ...

The high court has ordered a probe into how MI5 gave false evidence after a BBC investigation revealed MI5 had lied to three ...

MI5 could still face contempt of court proceedings following revelations that the intelligence agency provided incorrect ...