Novel Shuffling Countermeasure for Advanced Encryption Standard (AES) against Profiled Attack in Mobile Multimedia Services

Algorithm 2

Generate orders for full shuffling

Input: Plaintext with dummy

Output: Plaintext with dummy, shuffled orders , , and , and inverse order

1: for to do       ▷ Initialize arrays as non-shuffled orders

2:   and     ▷ for AddRoundKey and SubBytes

3:  

4:   and     ▷ for ShiftRows

5:  for to do

6:    ▷ for MixColumns

7:  end for

8: end for

9: for 31 to do        ▷ Shuffling

10:  

11:  Swap and

12:  Swap and

13:  Swap and

14:  Swap and

15:  Swap and

16:  ,

17:  Swap and

18:  Swap and

19:  Swap and

20:  Swap and

21:  if and

22:   Swap and

23:  else

24:   Swap and

25:  end if

26:  Swap and

27:  if and

28:   Swap and

29:  else

30:   Swap and

31:  end if

32: end for

33: return P, K, L, M, K⁻¹