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 high court has ordered a “robust and independent” investigation into how MI5 gave false evidence to multiple courts after ...

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

MI5 today offered an “unreserved” apology to the High Court saying there had been “failings and errors” in legal proceedings related to the case of a misogynistic neo-Nazi MI5 agent who ...

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

An MI5 agent “deliberately and repeatedly lied” after confirming to a journalist that a violent and misogynistic neo-Nazi was operating as an undercover source, a court has heard.

The National Security Strategy warns over nine threats to UK security, as MI5 issues verdict on terrorism threat level ...

MI5 has offered an “unreserved” apology to the High Court saying there had been “failings and errors” in legal proceedings related to an alleged source accused of abusing two women.. In ...

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