The agency will have to make “uncomfortable choices” in the face of “much more aggression from nation states”, said Ken McCallum, the director general of MI5. “In effect, we had the 20 ...

MI5 is being forced to 'pare back' its fight against counterterrorism due to growing threats of meddling from Russia and other aggressive countries. Security agency boss, Ken McCallum revealed ...

MI5 has had to “pare back” its counterterrorism focus because of the growing threat from Russia and other hostile states, the security agency’s boss has said. Ken McCallum, the director ...

MI5 has issued a rare warning that an alleged Chinese agent has infiltrated Parliament to interfere in UK politics. An alert from the security service said Christine Ching Kui Lee "established ...

MI5 has been forced to “pare back” its focus on counter-terrorism in order to tackle the growing threat from Russia and other aggressive nation states, its director general has disclosed.

In 2022, a BBC News investigation established through multiple sources that the man - known as X for legal reasons - was an MI5 agent. He used his MI5 role to coercively control Beth, his ex-partner.

Russia's intelligence agency has been on a sustained mission to generate "mayhem on British and European streets", the head ...

Legal action against MI5 is the “next step” for vindication for scores of survivors and people bereaved by the Manchester ...

MI5 will be forced to turn focus away from terrorism and towards Russia and other hostile states as a result of the security agency’s “finite capacity”, its boss has said. The agency will ...

MI5 will be forced to turn focus away from terrorism and towards Russia and other hostile states as a result of the security agency’s “finite capacity”, its boss has said. The agency will have to make ...