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, ...

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

MI5 has been in the news recently and I have followed the reporting of the court case brought by the BBC, which three senior ...

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

MI5 director-general Ken McCallum said the UK security agency was seeing 'far too many cases where very young people are being drawn into poisonous extremism'.

Prince Andrew demanded a face-to-face meeting with Sir Ken McCallum, the director of the UK's Security Service MI5, after his longtime close confidant was accused of being a Chinese spy.

Rookie wartime MI5 "watchers" were advised they needed to be prepared to offer a big tip if they had to tell a taxi driver to ...

MI5 Director General Ken McCallum said the rise of children being investigated for terrorism in the UK as 'staggering.' He said the security agency was seeing far too many cases where very young ...

MI5 Director General Ken McCallum said his agents and police have tackled 20 “potentially lethal” plots backed by Iran since 2022 and warned that it could expand its targets in the U.K. if ...

Ken McCallum, MI5’s director general, said a third of the most threatening plots investigated by his spies involved links to the IS and Al Qaeda or others based overseas.

Prince Andrew demanded a face-to-face meeting with Sir Ken McCallum, the director of the UK’s MI5 security service, after his longtime close confidant was accused of being a Chinese spy. The ...