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 head Sir Ken McCallum said the Security Service would co-operate fully with the new investigation The High Court has ordered a "robust and independent" new investigation into how MI5 gave ...

MI5 boss Sir Ken McCallum issues a "full and unreserved apology" after the ruling, and commits to a programme to "ensure this does not happen again" ...

MI5 director general Sir Ken McCallum repeated his "full and unreserved apology for the errors made in these proceedings".

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

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.

The head of MI5, Ken McCallum, said in October that authorities had stopped 20 state-backed plots hatched by Iran in the UK since 2022.

Premature’ to decide whether MI5 should face contempt probe in BBC injunction case, judges rule - An injunction was granted ...

A weakened Iran could turn to assassination and terrorism to strike back In the past, following other U.S. military actions, it has taken years for the full dimensions of Iran’s intended ...