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

MI5 previously said there had been ‘failings and errors’ in legal proceedings related to an alleged source accused of abusing ...

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

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

The judgement comes after the BBC revealed MI5 had given false evidence to three courts about a neo-Nazi agent.

Unprecedented probe was led by MI5, UK's domestic security agency, and is understood to have lasted for nearly two ...

All 25 passengers - personnel from MI5 , British Army and the Royal Ulster Constabulary - were killed, along with the helicopter's four crew members.

Britain's security services are regularly thwarting plots by pro-Tehran elements in the UK, while an Iran-linked army of ...

ITV thriller series Betrayal starring Endeavour and Vigil star Shaun Evans and Atonement 's Romola Garai has officially ...

The UK is set to significantly enhance its security measures in the wake of increasing threats both domestically and ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...