The Latest Breaking News from MI5

Khalife, who grew up in south-west London, passed secret information to Iranian agents after joining the British Army.

The young man who escaped Wandsworth prison offered a mixed picture of ineptitude and threat, according to police

After Kyiv used Storm Shadow missiles, Russia’s leader asserted his ‘right’ to attack the UK and US. In truth, he has been doing exactly that for two years now

Survivors of the 2017 Manchester bombing face legal setback as their claim against MI5 is dismissed due to filing delays.

A special tribunal has rejected a legal claim against Britain’s domestic intelligence agency by more than 300 survivors of a bombing that killed 22 people at a 2017 Ariana Grande concert in Manchester

More than 300 people affected by the 2017 Manchester Arena bombing on Friday lost their bid to sue Britain's domestic intelligence services for failing to take "appropriate measures" to prevent the attack.

More than 300 people had sued MI5 on grounds its failure to prevent the 2017 atrocity breached their human rights

They had argued that the failure to take ‘appropriate measures’ to prevent the atrocity infringed their human rights.

A former MI5 agent establishes herself as a heroine for the ages in a fresh thriller about intelligence-gatherers past and present

THE SATURDAY INTERVIEW: Last week the 1980s reggae icons, known for blending political dissent with easy-going pop grooves, played a sold-out show at Wembley Arena. But they haven’t always had the recognition they think they deserve. They talk to Annabel Nugent about cultural appropriation and selling out, being bugged by…

Western security officials suspect Russia was behind a plot to put incendiary devices in packages on cargo planes bound for North America, including one that caught fire at a courier hub in Germany and another that ignited in a warehouse in England