Tuesday, January 12, 2016

Data Encryption Standard (DES)

 Data Encryption Standard (DES) algorithm follows Feistel structure

  • Block size = 64 bit
  • No.of rounds = 16 rounds
  • Keysize = 64 bit
  • No.of sub keys = 16 sub keys
  • Subkey size = 48 bit subkey
  • Cipher text = 64 bit
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