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Level II Challenges (96)

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

Hilly — Part 1

[almardeny-01] - 1 user already solved this challenge, 4 are working on it.
 
 
 

Hilly is an improved version of the Hill cipher. This challenge consists of the decryption of a ciphertext by means of a given plaintext-ciphertext pair.
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Published on: 2017-01-25 04:09
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

Viktor (Veselovský) 1385 (113116) 2017-02-13 19:33:24
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   +++    [14:42 - 21.07.2017] zyannnn solved the Level I challenge 'Number Sequence'    +++    [12:11 - 21.07.2017] Xian solved the Level I challenge 'Beaver Code'    +++    [09:21 - 21.07.2017] Mushmom solved the Level I challenge 'Number Sequence — Part 8'    +++    [09:18 - 21.07.2017] Mushmom solved the Level II challenge 'Broadcasting and low exponent — RSA-Attack'    +++    [22:24 - 20.07.2017] Akonia12 solved the Level I challenge 'M-138 — Part 1'    +++