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 ...

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

Government accepts court ruling on ‘serious failing’ by MI5 - It emerged this year that evidence given by the security agency ...

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