The GCHQ National Language Competition - Sample Challenges
Gear up for the National Language Competition with our selection of sample challenges
Have a go at some of our sample challenges from previous years. Please note that challenge content and format may vary from year to year, but the principle of language-based codebreaking will remain the same!
Sample Challenges
Challenge pack 1 of 3. This file is a PDF but you can also download a docx version which includes detailed alternative text.
