GCHQ is encouraging both children and adults alike to download its brain-teasing Christmas card, featuring its annual puzzle. At such a critical moment in US history, we need reporters on the ground.
Festive thinking caps on! GCHQ is inviting Gloucestershire youngsters and those who are young at heart to take on its annual Christmas code-cracking challenge, with this year's focus being on the ...
GCHQ, Britain’s electronic and cyber-intelligence agency, on Wednesday published its annual Christmas Challenge – a seasonal greeting card that doubles as a set of fiendishly difficult puzzles ...
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