MI5 had been founded a few years before amid fears of a German invasion and army officer Vernon Kell was its first head. Today, more than 5,000 people work for the agency, cousin of the MI6 ...

An MI5 review into the failure by the spy agency to disclose information to the team investigating the British agent Stakeknife will be made public on Thursday. It emerged last year that MI5 had ...

MI5 files were not deliberately withheld from an investigation into the IRA agent known as Stakeknife, a review has found. The review was carried out following discovery of the material last year, ...

An MI5 review into the failure of the British security agency to disclose information to the team investigating agent Stakeknife has been branded a “whitewash”. The report was ordered by the ...

MI5 files were not deliberately withheld from an investigation into the IRA agent known as Stakeknife, a review has found. The review was carried out following discovery of the material last year ...

But in 2023, MI5 issued guidance against the use of uncrewed aerial systems (UAS), made in countries with 'coercive data sharing practices'. This was seen as a reference to China. Security ...

Guy Burgess's passport and briefcase left behind when he fled to Moscow in 1951 A battered leather briefcase left behind by Guy Burgess when he fled to Moscow in 1951 is among 20 objects from MI5 ...

From reproductive rights to climate change to Big Tech, The Independent is on the ground when the story is developing. Whether it's investigating the financials of Elon Musk's pro-Trump PAC or ...

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.