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

MI5 is responsible for protecting the UK from "threats to national security" and it said it was "increasingly dependent on its CIO organisation and a portfolio of mission-critical IT services" to ...

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 Queen has appointed the former head of MI5 as the top official in her royal household. Andrew Parker, Baron Parker of Minsmere, 59, who served as Director-General of MI5 until last year, will ...

MI5's lie can be revealed after the BBC applied to the High Court to report false evidence in a corporate witness statement by a deputy director in the Security Service, known as Witness A.

The high court has ordered a “robust and independent” investigation into how MI5 gave false evidence to multiple courts after rejecting two official inquiries provided by the security service as ...

The former head of MI5 has stepped down as Lord Chamberlain – the most senior official in the Royal household – to allow the King to make his own appointment.

Instead, the Home Office continued to issue unlawful warrants, and MI5 kept information from the authorities about it mishandling our data. Recommended UK cybersecurity chiefs back Apple’s ...

In the Apple TV+ show, Oldman plays Jackson Lamb, a jaded spy who falls out with MI5’s head office, and is banished to fictional Slough House, the home of disgraced operatives.

Neither MI5 nor the Home Office would say whether anyone at the security service had faced disciplinary action. Questions also remain about Abedi’s links with the late Muslim preacher Mansour al ...