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Level II Challenges (160)
Page 1 of the challenges in Level II, ordered by date posted (the most recent appear first).
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The Lorenz SZ42, codenamed Tunny, was a German teleprinter encryption device used during WW2. This is the ninth challenge in a series of 13 level-2 challenges with the SZ42. In this "setting" challenge you are provided with only one ciphertext; the patterns for all the wheels are known as well as the starting positions for the CHI wheels. Can you find the starting positions for both the MU and PSI wheels and decrypt the ciphertext? Read more...
Click here to get to the corresponding forum topic to share your opinion. Click here to download the challenge. Click here to download the additional file of the challenge. |
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