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Level II Challenges (95)

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

Weakened Handycipher — Part 3

[kallick-11] - 9 users already solved this challenge, 1 is working on it.
 
 
 

The challenges for the weakened Handycipher serve as an exercise and use an intentionally weakened version of Handycipher. Part 3 is a ciphertext-only challenge.
Handycipher is a newly designed cipher to permit pen-and-paper encrypting and decrypting, while providing a significantly high level of security.
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Published on: 2015-05-13 11:49
Maximum number of attempts for this challenge: 15

All successful users of this challenge

Rank User (#9) Achieved points (Global score) y-m-d - h:m:s

Kurt Gebauer (Yokozuna) 2000 (120839) 2015-05-13 21:52:11
Armin Krauss (argh) 1576 (153843) 2015-05-18 14:55:24
Julia Bernotat (El Greco ) 1485 (81129) 2015-05-23 00:58:36
S Combes (jerva) 1444 (77932) 2015-05-26 08:31:39
#5 Alain (Integral) 1357 (198642) 2015-06-07 10:32:44
#6 zahir mohsen moradi (ariobarzan) 1216 (99757) 2015-09-14 18:27:06
#7 Michael Möller (michaelm) 1216 (117401) 2015-09-14 18:54:08
#8 Em Doulgerakis (Greko) 1152 (109970) 2016-06-24 14:59:34
#9 george lasry (george4096) 1128 (216759) 2017-05-27 03:40:02
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