Columnar Transposition Cipher
Encrypt and decrypt text using the Columnar Transposition cipher. Uses a keyword to determine column order for rearranging text characters.
How to Use Columnar Transposition Cipher
Enter your text and a keyword, choose encrypt or decrypt mode, then click the button. The cipher arranges text in columns and reads them off in the alphabetical order of the keyword letters.
Step-by-Step Instructions
- Enter the text to encrypt or decrypt
- Enter a keyword (at least 2 letters)
- Choose encrypt or decrypt mode
- Click the button and copy the result
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