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The Security Service, MI5, is responsible for protecting the UK against threats to national security. MI5 works with the Home Office is supported by 1 public body .
The Secret Intelligence Service, often known as MI6, collects Britain’s foreign intelligence. It provides the government with a global covert capability to promote and defend the national security and economic well-being of the country. SIS works with the Foreign, Commonwealth...
United Kingdom Security Vetting (UKSV) is the single government provider of National Security Vetting (NSV). We are the centre of excellence for security vetting and enable government to protect citizens and provide vital public services, by understanding and managing personnel...
The National Security Secretariat provides coordination on security and intelligence issues of strategic importance across government. Separately, the Joint Intelligence Organisation produces independent all-source assessments on issues of national security and foreign policy importance. By supporting the work of the...
Find out about terrorist threat levels, national measures against terrorism and how to report suspect activity
Report any threats to national security - such as terrorism and espionage - to MI5 (also known as the Security Service)
Foreign Secretary heads to EU Foreign Ministers meeting to highlight the need for a new, ambitious security relationship.
HM Armed Forces protects the UK from state based and terrorist threats.
The UK Integrated Security Fund (UKISF) is a government-wide fund that addresses the highest-priority threats to UK national security, at home and abroad. UKISF is part of the Cabinet Office .
The Ministry of Defence (MOD) protects the security, independence and interests of our country at home and abroad.
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