In today’s contested and volatile world, threats to the UK’s security and our prosperity are increasingly interconnected. The ...

The head of MI5 says Britain is facing a staggering rise in attempts at assassination, sabotage and other crimes backed by ...

In a speech delivered from the Counter Terrorism Operations Centre (CTOC) on Tuesday in London, MI5 Director General Ken ...

An assertion by the head of the UK's MI5 security service that Russia's GRU military intelligence agency is bent on causing ...

Britain’s leading role in NATO’s war against Russia in Ukraine and the military targeting of Iran ensured that McCallum’s ...

The head of Britain’s domestic security service said Russia’s military intelligence service was pursuing “dangerous actions ...

MI5 said his agents and police have tackled 20 'potentially lethal' plots backed by Iran since 2022 and warned that it could ...

The risk presented by Islamic State terrorism and hostile states such as Iran and Russia has surged in the last year, the spy ...

ISIS and al Qaeda present a “resurgent” threat to the United Kingdom, the head of the country’s domestic security service ...

Britain's domestic spy chief Ken McCallum warned of the dangers posed by Russia and Iran as well as growing concern about al Qaeda and Islamic State in his annual update on the threats faced by ...

Britain’s MI5 blames Russia, Iran for growing arson, sabotage and criminal actions in London. MI5 chief Ken Mccallum alleged ...

Russian military intelligence is seeking to cause "mayhem" across Britain and Europe, the UK's domestic spy chief said on ...