Gchq Puzzle Book 2024. The uk's intelligence, security and cyber agency gchq has released the answers to a puzzle they created to get the attention of potential new recruits. So it comes as no surprise that, even in their time off, the staff at gchq love a good puzzle.

This year’s puzzle challenges the public to decode the names of uk landmarks, testing skills including codebreaking, maths and lateral thinking. On amazon, the gchq puzzle book has earned a 4.6 rating based on 2,426 global reviews from users who have called it a puzzlers heaven and fun for all age groups.