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Handycipher is a newly created cipher designed to permit pen-and-paper encrypting and decrypting, while providing a significantly high level of security. Part 4 is the same as Part 1, but uses an improved version of the cipher. You are given the ciphertext and the first 229 letters of the plaintext. Read more...
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Author:
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Published on: 2016-06-28 19:50 |
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Maximum number of attempts for this challenge: 15 |
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All successful users of this challenge
| Rank |
User (#4) |
Achieved points (Global score) |
y-m-d - h:m:s |
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Alain (Integral)
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15684 (207924) |
2016-08-15 21:12:28 |
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George Lasry (george4096)
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14276 (369910) |
2017-05-29 00:06:01 |
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Nicolas (nicosPavlov)
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13928 (257791) |
2018-03-03 03:12:00 |
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D3d4lu5 (D3d4lu5)
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13748 (359988) |
2018-11-05 06:48:23 |
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