Pressed by the MEN, Ken McCallum said he was 'very sorry' his officers did not seize the 'slim chance' they had to stop ...

Here are some of the main issues raised by McCallum, the Director-General of the Security Services known as MI5, in his speech at London's Counter Terrorism Operations Centre. McCallum said since ...

Setting out his concerns at the rise in the number of children MI5 are encountering, he said 13% of people being investigated by the security agency for involvement in UK terrorism are under 18.

Russian nationals on suspicion of plotting attacks on American military facilities and other targets on behalf of the GRU.

MOSCOW, Oct 10 (Reuters) - An assertion by the head of the UK's MI5 security service that Russia's GRU military intelligence agency is bent on causing chaos across Britain and Europe is baseless ...

director-general of MI5 warned: 'If you take money from Iran, Russia or any other state to carry out illegal acts in the UK, you will bring the full weight of the national security apparatus down ...

MI5 Director General Ken McCallum said his agents ... In May, Sweden’s domestic security agency accused Iran of using criminal networks to target Israeli or Jewish interests in the Scandinavian ...

Ken McCallum, Director General of MI5, addressed a number of national security threats in an interview with broadcasters on Tuesday, Global Security Editor Rohit Kachroo reports The boss of MI5 ...

MI5 Director General Ken McCallum said that Russia and Iran were increasingly leaning on low-level criminals to undertake arson, sabotage and attacks on dissidents aimed at sowing chaos across Europe.