02 How does GC Wizard encrypt or decrypt using the Bifid Cipher?


Plain text or encrypted text

Key alphabet for Polybios square

  • Sort A-Z 0-9
  • sorting Z-A 9-0
  • freely definable

the size of the Polybios square with appropriate modifications:

  • replacement J by I
  • replacement C by K
  • replacement W by VV
  • Ignore Q


Encrypted or decrypted text
the used Polybios square