AES

Question 1

Give an overview of AES

Answer 1

1. XOR the block with roundkey0
2. For rounds i=1 to 9
   
   1. Execute SubBytes on the block
   2. Execute ShiftRows on the block
   3. Execute MixColumns on the block
   4. XOR the block with roundkeyi
3. For round 10
   1. Execute SubBytes on the block
   2. Execute ShiftRows on the block
   3. XOR the block with roundkey10