Basic Features

• 16-Round Feistel-Like Structure

• Bijective Function F Consists of

  • 4 key-dependent 8-by-8 bit S-boxes.
  • A fixed 4-by-4 MDS matrix over GF (28)
  • A pseudo-Hadamard transform
  • Bitwise rotations

• Encryption Speed

  • 17.8 clock cycles per byte on a Pentium Pro
  • 1820 clock cycles per byte on an 8-bit smart card

• Hardware Cost: 14000 gates

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