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WTFH

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#1

This should keep you occupied for 5 minutes

11 December 2024, 17:24

The GCHQ Christmas card:
https://www.gchq.gov.uk/files/GCHQ%2...nge%202024.pdf

I've worked out all of them apart from number 6.

…Maybe we ain’t that young anymore
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WTFH

Mod of the year 2026

WTFH has reached the peak. Play again?

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#2

11 December 2024, 18:00

OK, got number 6 now too, and the morse code. One bit left to crack

…Maybe we ain’t that young anymore
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ladymuck

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#3

16 December 2024, 11:28

Not a scooby
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ladymuck

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#4

19 December 2025, 11:59

Here's the 2025 version
https://www.gchq.gov.uk/files/gchq%2...nge%202025.pdf

EDIT: Hints and solutions at the bottom of this page
https://www.gchq.gov.uk/news/gchq-ch...challenge-2025

Last edited by ladymuck; 19 December 2025, 12:03.
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