Abstract : Information is often stored and transmitted in a file.
  • Encryption algorithm transforms the plain text into cipher text.
  • A plain text file uses a common encoding format such as ASCII or UNICODE to represent the character of file.
  • Encryption is a translation of a file into a format that hides the content from EVE ;secret code;ciphertext.

After sending the information by ALICE , BOB receive the information and decrypt the data.
  • A decryption algorithm transforms the ciphertext back into plaintext.

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