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 ...

there is still enough field work that the Slow Horse team gets involved in. However, going by the accounts of real-life MI5 ...

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 ...

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 ...

MI5 lied to three courts while defending its handling of a misogynistic neo-Nazi state agent who attacked his girlfriend with a machete, the BBC can reveal. Arguing for secrecy, the Security ...

MI5 was still investigating a vulnerable teenage girl until her death even after terrorism charges were dropped, an inquest has heard. Rhianan Rudd, from Bolsover in Derbyshire, was the youngest ...

It comes after MI5 apologised unreservedly for providing “incorrect information” to the High Court in 2022 during the Attorney General’s bid to prevent the BBC from identifying an allegedly ...

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 ...

A member of MI5 claimed that the spy agency tampered with the IRA’s Enniskillen bomb before it exploded. Eleven people lost their lives when the 40lb bomb exploded at a cenotaph in the Co ...