A
Encryption Process
(Performing the encryption of the given plaintext block using 4 different transformations in the initial round, the 9 main rounds and the final round)
The 4 types of transformation
1-SubBytes
2-ShiftRows
3-MixColumns
4-AddRoundKey
Start of round
After SubBytes
After ShiftRows
After MixColumns
Round key
These transformations are applied to the State for 9 more rounds. The final round does not include the MixColumns transformation.
B
Key Schedule
(Expansion of the given Cipher key into 11 partial keys, used in the initial round, the 9 main rounds and the findal round)