Unit 3-Symmetric Key Crypto_Part30

Unit 3-Symmetric Key Crypto_Part30 - AES MixColumn Column...

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Unit 3 - 59 AES MixColumn Column mixing is accomplished by a matrix multiplication operation. The shifted column array is multiplied by a fixed matrix Nonlinear, invertible operation
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Unit 3 - 60 AES MixColumn The mix column transformation mixes one column at a time. For column j: This can also be seen as: b 0,j = 2a 0,j 3a 1,j a 2,j a 3,j b 1,j = a 0,j 2a 1,j
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This note was uploaded on 03/17/2011 for the course ECE 4472 taught by Professor Ouda during the Fall '10 term at UWO.

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Unit 3-Symmetric Key Crypto_Part30 - AES MixColumn Column...

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