Straddling Checkerboard Cipher
Encrypt and decrypt text using the Straddling Checkerboard cipher. A fractionating cipher that produces variable-length numeric ciphertext for compact encoding.
How to Use Straddling Checkerboard Cipher
Select encrypt or decrypt mode, enter your text or numeric ciphertext, and click the button. High-frequency letters get single-digit codes for compact output.
Step-by-Step Instructions
- Select Encrypt or Decrypt mode
- Enter plaintext or numeric ciphertext
- Click Encrypt or Decrypt
- Copy the result from the output area
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