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The Crypto Challenge Contest
Four degrees of difficulty, from pen & paper to complex mathematical problems
Yesterday at 04:27 PM
Solved Level 2 challenge Polyhomophonic Substitution — Part 3
Yesterday at 12:00 PM
Solved Level 2 challenge Polyhomophonic Substitution — Part 2
Earlier
Solved Level 1 challenge The Syllabary Cipher – Part 1
Earlier
Solved Level 2 challenge The Josse Challenge – Part 2
Earlier
Solved Level 1 challenge Polyhomophonic Substitution — Part 1
Earlier
Solved Level 2 challenge The Josse Challenge – Part 1
Earlier
Solved Level 1 challenge Number Sequence
Earlier
Solved Level 1 challenge Advent-Challenge — Part 1
Four degrees of difficulty, from pen & paper to complex mathematical problems