Question: For AES encryption technique assume the plain text is 128 bits and composed from your student id. For example if: user ID= 201711042, the plain

For AES encryption technique assume the plain text is 128 bits and composed from your student id. For example if:

user ID= 201711042, the plain text: 20 17 11 04 2A BB CC DD 00 11 22 33 44 55 66 77

user ID= 201711042, the plain text: 20 17 11 04 2A BB CC DD 00 11 22 33 44 55 66 77

The key K0 =

You are requested to provide the:

The output of Pre round transformation (AddRoundKey) by using K0

The output of each stage in round 1( subBytes, shiftRows, and first row for Mixcolumns).

hexadecimal :00 04 12 04 12 00 0C 00 13 11 08 23 19 19

plaintext m= 00 12 0c 08

04 04 00 23

12 12 13 19

14 00 11 19

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