Text to Running Key Cipher
Encrypt and decrypt text using the Running Key cipher. Uses a long text passage (book, article, poem) as the key instead of a short keyword for improved security.
How to Use Text to Running Key Cipher
Select encrypt or decrypt mode, enter your text, and paste a long passage as the running key. The key text must be at least as long as the message for proper encryption.
Step-by-Step Instructions
- Select encrypt or decrypt mode
- Enter the text to process
- Paste a long text passage as the running key
- Click the button and copy the result
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