Question: Perform AES encryption given the plaintext { 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8

Perform AES encryption given the plaintext {000102030405060708090A0B0C0D0E0F} and the key {01010101010101010101010101010101}:
a. Show the original contents of State, displayed as a 4\times 4 matrix.
b. Show the value of State after initial AddRoundKey.
c. Show the value of State after SubBytes.
d. Show the value of State after ShiftRows.
e. Show the value of State after MixColumns.
Note: (c),(d)(e) are just for the first round. Meanwhile, for (e), you only need to calculate the four bytes of the first column.

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Programming Questions!