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Level III Challenges (57)

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

Handycipher — Part 6

[kallick-14] - 3 users already solved this challenge.
 
 
 

Handycipher is a newly created cipher designed to permit pen-and-paper encrypting and decrypting, while providing a significantly high level of security. Part 6 is the same as Part 3, but uses an improved version of the cipher. It is a ciphertext-only challenge.
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Published on: 2016-06-28 19:59
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

Alain (Integral) 15666 (198642) 2016-08-16 23:27:18
Michael Möller (michaelm) 15124 (117401) 2016-10-03 10:57:55
george lasry (george4096) 14276 (216759) 2017-05-28 23:48:45
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