Text to Playfair Cipher
Encrypt and decrypt text using the Playfair cipher with a custom keyword. Uses a 5x5 grid to encode letter pairs (digraphs) for stronger encryption than simple substitution.
How to Use Text to Playfair Cipher
Enter a keyword to build the 5x5 cipher grid, type your message, select encrypt or decrypt mode, then click the button. The tool processes letter pairs using Playfair rules and displays the key grid.
Step-by-Step Instructions
- Enter a keyword for the cipher grid
- Type the text to encrypt or decrypt
- Select Encrypt or Decrypt mode
- Click the button and view the result with key grid
Related Tools
Word Counter
Count words, sentences, paragraphs, and characters in any text.
Character Counter
Count characters with and without spaces and track character limits.
Case Converter
Convert text between uppercase, lowercase, title case, and sentence case.
Lorem Ipsum Generator
Generate placeholder Lorem Ipsum text with 1 to 50 paragraphs.