Challenge 1: The Simple Cipher

Solve a basic substitution cipher for a FREE t-shirt!

Learn more and claim your prize!

Challenge 2: The Caesar Cipher

Crack a Caesar cipher for a FREE coffee mug!

Take on the challenge and brew a prize!

Challenge 3: The Vigenere Cipher

Solve a Vigenere cipher for a FREE cryptographic-themed trophy!

Get cracking and collect your prize!
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