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

  1. Select encrypt or decrypt mode
  2. Enter text or number pairs to convert
  3. Click the action button to process
  4. View the result and copy it to clipboard

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