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

 

   +++    [05:54 - 27.06.2019] darththucydides solved the Level I challenge 'ECDH-Key Exchange for Beginners'    +++    [12:28 - 26.06.2019] D3d4lu5 solved the Level II challenge 'Handycipher — Part 10'    +++    [02:45 - 26.06.2019] RogueRamblers solved the Level I challenge 'ADFGVX — Part 2'    +++    [23:09 - 25.06.2019] V3rmind solved the Level I challenge 'A hidden word'    +++    [22:56 - 25.06.2019] V3rmind solved the Level I challenge 'Number Sequence — Part 8'    +++