Repeat part a for in v shift rows transformation

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Reference no: EM131907057

Problem

Prove that the Shift Rows and In v Shift Rows transformations are permutations by doing the following:

a. Show the permutation table for Shift Rows. The table needs to have 128 entries, but since the contents of a byte do not change, the table can have only 16 entries with the assumption that each entry represents a byte.

b. Repeat Part a for In v Shift Rows transformation.

c. Using the results of Parts a and b, prove that the Shift Rows and In v Shift Rows transformations are inverses of each other.

Reference no: EM131907057

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