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Our mission to help keep the UK safe
Discover how we help to keep the country safe, both in the real world and online
Our mission
Keeping the UK safe, resilient and prosperous in an uncertain and ever more volatile world.
Director GCHQ warns UK at ‘moment of consequence’ in inaugural Annual lecture
Director GCHQ Anne Keast-Butler delivered the first Annual Lecture at Bletchley Park
Content creator Max Klymenko explores secret world from his Career Ladder
Find out about Director's Walk to Work and the roles we have in our organisation
Look up! The Sky at Night examines Jodrell Bank’s Cold War role
The show examines GCHQ’s Cold War partnership with Jodrell Bank Observatory
GCHQ releases annual Christmas Challenge 2025 with puzzles designed by schoolchildren and spies
Our in-house puzzlers have masterminded seven fiendish brainteasers
