MysteryTwister C3
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Please send the challenge you created (packed within a single zip file) to the following address:

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The zip file should contain the following:

  • a challenge description (text document is sufficient, we take care of the formatting),
  • a cipher text,
  • a solution (solution phrase) to be used for automatic feedback to the participating solvers,
  • a suggestion for the level your challenges should be part of,
  • a suggestion to the maximal number of tries, as well as
  • the name of the author of the challenge (optional).
 
 
powered by the CrypTool project  CrypTool

 

   +++    [18:33 - 26.09.2020] wisch solved the Level I challenge 'Hill Cipher with Sudoku Key'    +++    [17:55 - 26.09.2020] Polaris solved the Level II challenge 'Enigma Part 2'    +++    [17:54 - 26.09.2020] arenas solved the Level I challenge 'Double Columnar Transposition'    +++    [16:57 - 26.09.2020] Lemmynator solved the Level I challenge 'Hill Cipher with Sudoku Key'    +++    [14:46 - 26.09.2020] loeppi74 solved the Level I challenge 'A hidden word — Part 2'    +++