Text to Polybius Square
Encrypt and decrypt text using the Polybius square cipher. Maps each letter to a two-digit coordinate in a 5x5 grid where I and J share a position.
How to Use Text to Polybius Square
Select encrypt or decrypt mode. For encryption, enter plaintext and get coordinate pairs. For decryption, enter space-separated number pairs to recover the original text.
Step-by-Step Instructions
- Select encrypt or decrypt mode
- Enter text or number pairs to convert
- Click the action button to process
- View the result and copy it to clipboard
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