Multiple Choice
the first row of State is not altered; for the second row a 1-byte circular left shift is performed; for the third row a 2-byte circular left shift is performed; and
For the fourth row a 3-byte circular left shift is performe D.this transformation
Is called __________ .
A) AddRoundKey
B) ShiftRows
C) MixColumns
D) Substitute bytes
Correct Answer:
Verified
Correct Answer:
Verified
Q1: the cipher consists of N rounds, where
Q3: the Rijndael developers designed the expansion key
Q4: the transformations AddRoundKey and InvMixColumn alter the<br>sequence
Q5: the _ is when a small change
Q6: _ affects the sequence of bytes in
Q7: the cipher consists of N rounds, where
Q8: In Advanced Encryption Standard all operations are
Q9: the _ is a block cipher intended
Q10: At each horizontal point, State is the
Q11: the encryption round has the structure:<br>A)ShiftRows, MixColumns,