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 ...

Russia is trying to create "mayhem" on the UK's streets, the head of the MI5 has warned. In a wide-ranging speech, the organisation's director general Ken McCallum said Britain faces an increased ...

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

Director-general Ken McCallum said the security agency ... in the final days of planning mass murder.' Mr McCallum said MI5 was 'powerfully alive to the risk that events in the Middle East ...

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

Ken McCallum, Director General of MI5, delivers the annual Director General's speech at Thames House in central London (Yui Mok/PA Wire) Since March 2017, he said, MI5 and the police have ...

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

Ken McCallum, Director General of MI5, delivers the annual Director General's speech at Counter Terrorism Operations Centre in west London, Tuesday Oct. 8, 2024. (Yui Mok/PA via AP) Ken McCallum ...

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

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