MI5 - Wikipedia
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 …
Home | MI5 - The Security Service
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 …
What We Do | MI5 - The Security Service
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 | Security Service, Intelligence Agency, Counterterrorism ...
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 …
About Us | MI5 - The Security Service
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...
MI5 vs MI6 – What’s The Difference? - Security Journal UK
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 …
MI5 - Simple English Wikipedia, the free encyclopedia
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 …