Level II Challenges (143)
Page 1 of the challenges in
Level II, ordered by date posted (the most recent appear first).
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Spirale is a OTP cipher designed to be simply performed by hand.
Part 3 is a ciphertext-only challenge with a 949-letter ciphertext.
In this part, two of the four keys are equal to the keys of the fi rst two parts. Read more...
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Click here to download the challenge.
Click here to download the additional file of the challenge.
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Author:
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Published on: 2015-08-23 19:08 |
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Maximum number of attempts for this challenge: 15 |
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All successful users of this challenge
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User (#3) |
Achieved points (Global score) |
y-m-d - h:m:s |
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S Combes (jerva)
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1378 (163132) |
2015-09-13 15:43:29 |
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J-L Morel (Rossignol)
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1143 (37723) |
2017-01-19 15:27:30 |
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George Lasry (george4096)
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1129 (342650) |
2017-08-21 21:46:21 |
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