Questions are being raised as to whether the fire at an electrical substation near Heathrow Airport was caused by Russian ...

MI5 was still investigating a vulnerable teenage girl until her death even after terrorism charges were dropped, an inquest ...

MI5 is in serious trouble. Britain’s domestic secret intelligence agency has become the story. A neo-Nazi thug who attacked his girlfriend with a machete happened to be a paid undercover agent ...

A vulnerable teenage girl who is believed to have killed herself after her terror charges were dropped was investigated by MI5 until her death, an inquest has heard ...

Spies lie, but they are not meant to get caught. On a wet Friday evening in December, three MI5 lawyers sat in a room at the BBC's headquarters in London. On the other side of the table were the ...

NEW YORK, Oct. 9 (UPI) --James Callis told UPI the Claude Whelan, the MI5 director he portrays on "Slow Horses," means well, but is in over his head in the spy agency's top position. "He's ...

A member of MI5, who leads counterterrorism teams, has told an inquest how the security service continued to investigate ...

MI5 personnel are caught up in a traffic jam in London while escorting the CIA's most wanted terrorist to an arranged CIA handover point, when he is suddenly rescued by armed men on motorbikes.

MI5 workers improperly held people's intercepted data for nearly five years, an independent tribunal concluded on Monday, criticising the spy agency for its "serious failings." The Investigatory ...

The central character, a figure too preposterous for a novel by Mick Herron let alone le Carré, is Peter Wright, MI5’s zealous senior counter-espionage officer. The first half of the book ...