MI5 (Military Intelligence, Section 5), [2] officially the Security Service, is the United Kingdom's domestic counter-intelligence and security agency and is part of its intelligence machinery alongside the Secret Intelligence Service (MI6), Government Communications Headquarters (GCHQ), and Defence Intelligence (DI).

Discover how MI5 works to protect against threats to national security through intelligence gathering techniques, partnerships and legislation. Find out how you can play your part in keeping the...

All of the evidence points to Harry Pearce who is arrested and is forced to undergo severe questioning. Lucas North travels to Moscow to see what he can learn. A member of the MI-5 team is revealed as a Russian mole and is now desperate to be …

Spooks (known as MI-5 in some countries) is a British television spy drama series that originally aired on BBC One from 13 May 2002 to 23 October 2011, consisting of 10 seasons.

Jan 15, 2025 · MI5, intelligence agency charged with internal security and domestic counterintelligence activities of the United Kingdom. It is authorized to investigate any person or movement that might threaten the country’s security.

Jul 10, 2023 · MI5 and MI6 are two iconic intelligence agencies of the United Kingdom. While their functions and areas of operation differ, both agencies play integral roles in safeguarding the United Kingdom from a wide range of security threats.

MI5 protects the UK against threats to national security. Threats can range from terrorism to attempts by states to harm people in the UK and undermine our way of life. We carry out...

MI5 exists to protect the UK from threats to our national security, primarily terrorism and threats posed by states. More than 5,000 people work at MI5, bringing together people with lots of...

Apr 16, 2023 · MI5 and MI6 are two of the United Kingdom’s intelligence agencies. They have different roles, with MI5 responsible for domestic security whereas MI6 is responsible for foreign intelligence gathering.

The Security Service, MI5, is responsible for protecting the UK against threats to national security.