Cryptography

Capture your creation

Share your creation with other DIYers!

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Completed post

Cryptography

Complete this activity and collect!

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Your mission

What is it?

A playfair cipher uses a 5x5 grid and keyword. Decode the DIY Playfair cipher and take a snapshot of your work.

Instructions

Final steps

You're almost there! Complete all the steps, bring your creation to life, post it, and conquer the challenge!

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your achievement
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