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AIVD (Dutch NSA/GCHQ equiv.) -inspired by GCHQ, who also might have this- have a Christmas puzzle. Its a bunch of 30+ puzzles which are challenging to solve.
by Fnoord 7y ago
AIVD (Dutch NSA/GCHQ equiv.) -inspired by GCHQ, who also might have this- have a Christmas puzzle. Its a bunch of 30+ puzzles which are challenging to solve.