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UK Spy Agency Releases Annual Christmas Card Puzzle to Uncover Future Codebreakers. More. GCHQ. This image, issued by GCHQ on Wednesday, Dec. 11, 2024, shows the '2024 Festive Puzzle'.
UK spy agency releases annual Christmas card puzzle to uncover future codebreakers by: Jill Lawless, The Associated Press. Posted: Dec 11, 2024 / 03:28 PM EST.