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Level II Challenges (158)

All challenges in Level II, ordered by date posted (the most recent appear first).

Weakened Granit — Part 3
[drobick-07] - 0 users already solved this challenge.
 
 
 
The challenges for the simplified GRANIT cipher, a method that can be done manually, serve as an exercise and use an intentionally simplified version of GRANIT.
Part 3 is a ciphertext-only challenge for which the second permutation key is known.
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Published on: 2015-09-24 07:37
Maximum number of attempts for this challenge: 15

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   +++    [20:39 - 21.06.2021] mglarragan solved the Level I challenge 'Enigma Messages with Repeated Letters — Part 4'    +++    [20:28 - 21.06.2021] mglarragan solved the Level I challenge 'Enigma Messages with Repeated Letters — Part 2'    +++    [20:14 - 21.06.2021] mglarragan solved the Level I challenge 'Enigma Messages with Repeated Letters — Part 3'    +++    [01:44 - 21.06.2021] RogueRamblers solved the Level II challenge 'The T52 Sturgeon Challenge — Part 8'    +++    [01:26 - 21.06.2021] RogueRamblers solved the Level II challenge 'The T52 Sturgeon Challenge — Part 12'    +++