Create a cipher device
Cipher devices help you create coded messages that you can share with friends. Code a message and take video explaining how your cipher works.
Cryptography
Step 1
Cipher devices help you create coded messages that you can share with friends. Code a message and take video explaining how your cipher works.
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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