In one of the newly released files, an MI5 officer notes that Blunt said ... bringing with him details of moles inside British intelligence – including Philby himself. As a result of Philby's ...

He is considered one of the most successful double agents of the Cold War period in British intelligence history. The MI5: Official Secrets exhibition opens at The National Archives this spring.

He contacted MI6 and MI5 in his attempts to become a double agent ... Prosecutors told his trial he played “a cynical game”, ...

The Chinese Communist Party has infiltrated the British Royal Family. There is mounting evidence that suspected Chinese spy ...

Following targets on foot, public transport and sometimes into restaurants or hotels, MI5 watchers have provided a crucial role to British intelligence for decades. During the Cold War ...

The intelligence files show that MI5 learned in 1970 that he had been ... Around the same time, a KGB defector told spooks that a young British actor had been targeted in a possible recruitment ...

British security chiefs are alarmed at Donald Trump’s choice for the most senior intelligence role in America and hope she is ...

The intelligence files provide insight into MI5’s concerns over Bogarde’s ... Separately, a KGB defector claimed that a young British actor had been targeted for recruitment in the Soviet ...

Film star Dirk Bogarde was warned by MI5 that he could be the target of a gay “entrapment” attempt by the KGB, according to newly-declassified intelligence files. Documents released to the ...

A former British soldier has been sentenced to more than 14 years in jail for collecting sensitive information for Iran and ...