Secret Intelligence Service - GOV.UK

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Secret Intelligence Service Secret Intelligence Service Secret Intelligence Service has a separate website

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 & Development Office.

Documents

Guidance and regulation

• CDE themed competition: security for the internet of things
  • 13 October 2015
  • Notice

See all guidance and regulation

News and communications

• Speech by Blaise Metreweli, Chief of SIS, 15 December 2025
  • 15 December 2025
  • Speech
• MI6 Chief says the “front line is everywhere” in first speech, as the UK faces new “age of uncertainty”
  • 15 December 2025
  • Press release

See all news and communications

Transparency and freedom of information releases

• Security and Intelligence Agencies Financial Statement 2016-17
  • 11 August 2017
  • Corporate report
• Security and intelligence agencies financial statement 2015 to 2016
  • 26 July 2016
  • Corporate report

See all transparency and freedom of information releases

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