Like the work at GCHQ, solving the puzzles on the card requires a mix of minds, and we want to show young people that ...

As the UK nears the end of a year full of twists and surprise, the nation’s intelligence and security agency is keeping up tradition by releasing its annual Christmas card puzzle. The GCHQ ...

Find the answer by following this link. In the meantime, you can join the social media conversation on the GCHQ code-breaker challenge using hashtag #GCHQpuzzlebook.

That’s why he was the greatest one! While most people have some idea about the CIA, MI6, and the GRU, agencies like the NRO and GCHQ keep a much lower profile. GCHQ (Government Communications ...