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 …

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 …

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 …

2025年1月15日 · MI5, intelligence agency charged with internal security and domestic counterintelligence activities of the United Kingdom. It is authorized to investigate any person …

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...

2023年7月10日 · 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 Security Service, commonly known as MI5, is one of three British intelligence agencies. It is the security agency responsible for counter-intelligence inside the United Kingdom. It gives the …