Fans of codebreaking, maths and brainteasers can now try their hand at the latest cryptic Christmas challenge set by GCHQ, ...
This ultimate quiz will seriously test your knowledge of Christmas, with four rounds on general knowledge, music, Christmas ...
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The GCHQ Christmas Puzzle has been revealed for 2025 – here are some hints to help you solve it
GCHQ has released their annual Christmas puzzle for 2025, even providing prospective codebreakers with some hints.
GCHQ's Christmas puzzle is nearly here but when will it be unveiled? Here's what we know so far about the upcoming quiz.
The UK's intelligence, security and cyber agency creates a Christmas Challenge puzzle every year and this year marks a decade ...
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