News

GCHQ Christmas special

Posted on: 19/12/2025

Our code cracking teams worked hard this week, taking part in the GCHQ Christmas Challenge! This festive challenge is packed with puzzles and brainteasers hidden inside a set of Christmas cards, designed to give brains a seasonal workout. It’s all about thinking creatively, collaborating and discovering the skills that could make them a top spy. Winners are yet to be announced.