MI5
Videos
The Security Service, commonly known as MI5, is the United Kingdom's domestic counter-intelligence and security agency and is part of its intelligence machinery alongside the Secret Intelligence Servi
Thames House, London
Part of Thames House
Intelligence Services Memorial, Westminster Abbey, honouring all members of the UK's intelligence services since 1909. The inscription reads: "Recognising service at home and abroad protecting the United Kingdom".
Dame Stella Rimington, the first female Director General of MI5
The Government of the United Kingdom maintains several intelligence agencies that deal with secret intelligence. These agencies are responsible for collecting, analysing and exploiting foreign and dom
MI5
…Government Communications Planning Directorate (GCPD) as a cover name when sponsoring research related to drone usage in charging recording devices. British intelligence agencies Annie Machon – MI5 whistleblower…
The Zimmermann Telegram as it was sent from Washington, DC, to Ambassador Heinrich von Eckardt, the German ambassador to Mexico.
A typical Bletchley Park intercept sheet of an Enigma machine message, after decryption.