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Can you crack GCHQ's code-breaker challenge?

  1. Nov 19, 2016 #1

    Jonathan Scott

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  2. jcsd
  3. Nov 22, 2016 #2
    Put the solution in a spoiler tag here :)
     
  4. Nov 22, 2016 #3

    Jonathan Scott

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    It says on the puzzle page that the answer will be revealed today, but here's a clue.
    Samuel Morse, Louis Braille, Ludwik Zamenhof, Tim Berners-Lee.
     
  5. Nov 22, 2016 #4

    Larry Gopnik

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  6. Nov 24, 2016 #5

    Jonathan Scott

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