Given the plaintext {0F0E0D0C0B0A09080706050403020100} and the key {02020202020202020202020202020202}: a. Show the original contents of State, displayed as a 4 * 4 matrix. b. Show the value of State after initial AddRoundKey. c. Show the value of State after SubBytes. d. Show the value of State after ShiftRows. e. Show the value of State after MixColumns.

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Explanation:

We will be arranging the plaintext in a 4 * 4 matrix (which is a rectangular shaped group of symbols, numbers, or expressions, that are arranged in columns and set rows For example, the dimension of the matrix we will be using to explain the above question is 4 × 4, because there are four rows and four columns.) in the step by step explanation below.

the major difference between the two is the objective and the reward of the game. candy crush has a puzzle theme with the objective of meeting a specific quota of points or objects, you are able to gain access to the next level and compete with peers on the process. on duolingo the objective is rather different, you are given sets of questions for you to answer for you to move to the next level and as for the reward, you are able to learn available language as this is an app developed to teach the user about other languages.