Puzzle Sheet: Make your own one-time pad.For a simpler version that doesn’t need a lookup table, but more work to make the resources, make your own cards of 1-26. Here you can make one with a pack of cards and our lookup table. The British used an uncrackable cipher doing the war – the one-time pad. Solution Sheet: Solution to Cipher breaking puzzle – crack our joke.Puzzle Sheet: Cipher breaking puzzle – crack our joke.Can you crack our cipher and read our secret computing joke? Learn about frequency analysis, use histograms and tally tables as well as your knowledge of patterns in letters in English.
