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Level II Challenges (162)

Page 1 of the challenges in Level II, ordered by date posted (the most recent appear first).

The SZ42 Challenge — Part 13

[kopal-32] - 3 users already solved this challenge.
 
 
 

The Lorenz SZ42, codenamed Tunny, was a German teleprinter encryption device used during WW2. This is the last challenge in a series of 13 level-2 challenges with the SZ42. In this "key breaking" challenge you are provided with one ciphertext and parts of the corresponding plaintext. Can you find the MU wheel patterns and decrypt the ciphertext?
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Published on: 2021-10-06 11:51
Maximum number of attempts for this challenge: 15

All successful users of this challenge

Rank User (#3) Achieved points (Global score) y-m-d - h:m:s

Eugene (lim0n) 2000 (199334) 2021-10-07 08:44:19
Kurt Gebauer (Yokozuna) 1824 (286256) 2021-10-07 23:44:18
George (Theofanidis) 1725 (137118) 2021-10-08 23:29:26
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   +++    [18:18 - 17.10.2021] kazimir solved the Level I challenge 'Number Sequence'    +++    [07:36 - 17.10.2021] aurora solved the Level II challenge 'Letter to the Templars — Part 3'    +++    [06:09 - 17.10.2021] aurora solved the Level I challenge 'A hidden word'    +++    [05:02 - 17.10.2021] aurora solved the Level I challenge 'Letter to the Templars — Part 2'    +++    [19:11 - 16.10.2021] tAnAs solved the Level I challenge 'Wheatstone Cryptograph — Part 1'    +++