4 Cryptography Challenges completed by bloodymyrrh
# Challenge Name Points Time
39 Stephenson's Substitution Cipher 300 2011-07-07 16:28:21
23 Concentric Circle Cipher 200 2011-06-07 20:16:10
8 Prime Factor Hangman 50 2011-03-24 01:45:36
4 Dmitri's Substitution Cipher 100 2011-03-22 18:41:02


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