Slow Horses season 5 concluded with one of the most intense and surprising episodes of the series to date, ultimately seeing ...

In an annual speech, Ken McCallum says the security service is operating in "a new era" with terrorism remaining an "ever-present threat".

Sir Ken McCallum, Director General of MI5, said the security service routinely uncovered plots to carry out surveillance, sabotage, arson or acts of physical violence in the UK ...

The head of Britain’s domestic intelligence agency says China poses a daily threat to the United Kingdom’s security.

Slow Horses Season 5 ending explained as the finale wraps up the London Rules chapter. The episode reveals secrets about ...

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. An injunction was ...

LONDON — Britain is facing a “staggering rise” in attempts at assassination, sabotage and other crimes on its soil by Russia and Iran as the two states recruit criminals to “do their dirty work,” the ...

LONDON (Reuters) -Britain's domestic spy agency MI5 issued a rare public warning to members of parliament on Monday that they are being targeted by spies from China, Russia and Iran in an attempt to ...

The head of MI5 says he will "never back off" from confronting threats from China as he revealed his officers disrupted a case linked to Beijing in just the past week. More broadly, Sir Ken McCallum ...

MI5 disrupted a plot from China against the UK as recently as last week, the spy agency’s head, Ken McCallum, said, as he expressed frustration at the collapse of a trial of two alleged spies.

LONDON -- Stella Rimington, the first female chief of Britain's MI5 intelligence agency and later a successful thriller writer, has died, her family said Monday. She was 90. The first woman to head a ...

Slow Horses Season 5 has upped the stakes with a terrorist plot revolving around the mayoral campaign in London.