Question: Given the ciphertext and key below, find the plaintext if the Playfair cipher was used, x is the special character used for padding and i

  1. Given the ciphertext and key below, find the plaintext if the Playfair cipher was used, x is the special character used for padding and i and j are treated as the same character.
  • C = eiioqoyldc , K = security
  1. Find Plaintext

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