MysteryTwister C3
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Level II Challenges (133)

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

Hilly — Part 2

[almardeny-02] - 1 user already solved this challenge, 1 is working on it.
 
 
 

Hilly is an improved version of Hill cipher. This challenge consists of the decryption of a ciphertext by means of a partly-known key.
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Published on: 2017-10-17 17:12
Maximum number of attempts for this challenge: 15

All successful users of this challenge

Rank User (#1) Achieved points (Global score) y-m-d - h:m:s

Em Doulgerakis (Greko) 1156 (124033) 2018-10-29 21:19:05
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   +++    [23:26 - 20.09.2019] rekondo solved the Level I challenge 'Original Caesar Cipher'    +++    [23:18 - 20.09.2019] rekondo solved the Level I challenge 'Number Sequence'    +++    [22:53 - 20.09.2019] ibex solved the Level I challenge 'Advent-Challenge — Part 1'    +++    [22:47 - 20.09.2019] ibex solved the Level I challenge 'Cryptanalysis Hacking Puzzles — Part 2'    +++    [22:40 - 20.09.2019] ibex solved the Level I challenge 'Number Sequence — Part 9'    +++