Add Yahoo as a preferred source to see more of our stories on Google. Sir Ken McCallum, Director General of MI5, delivers a speech at a press launch of ‘MI5: Official Secrets’ an exhibition exploring ...

Disgruntled ex-MI5 IT worker leaked information to foreign state, court told - Ex-government IT contractor Juan Joseph, 42, is accused of breaching the Official Secrets and National Security Acts ...

The UK's domestic spy service MI5 knew that a British double agent in the Irish Republican Army (IRA) had committed murders and then tried to hinder a police investigation and "conceal the truth", an ...

A former MI5 contractor flew to Riga in a bid to pass secrets to an unnamed foreign state at its embassy in the Latvian capital, a court has heard.

Prince Andrew demanded a face-to-face meeting with Sir Ken McCallum, the director of the UK’s MI5 security service, after his longtime close confidant was accused of being a Chinese spy. The disgraced ...

The head of the UK’s domestic spy agency, MI5, has ramped up tensions against Russia, Iran and China, demonising the three countries as “state threats” in a “threat update” this week. MI5 Director ...

Nation-state actors are investing aggressively in advanced cyber operations to target government information and technology in a bid to sow "mayhem on British and European streets," warned a top ...

The exhibition includes the passport of double agent Guy Burgess It also shows the lemon used by German spy Karl Muller for secret writing Burgess's personalised briefcase is part of the display at ...

In a speech delivered from the Counter Terrorism Operations Centre (CTOC) in London on Tuesday, MI5 director general Ken McCallum warned that the UK is facing the most complex and interconnected ...

By Michael Holden LONDON (Reuters) -Britain's MI5 spy chief said on Thursday he was frustrated by the collapse of a China spying case which has led to intense scrutiny of whether the government was to ...

LONDON (Reuters) -Britain's domestic spy agency MI5 issued a rare public warning to members of parliament on Monday that they are being targeted by spies from China, Russia and Iran in an attempt to ...