What is the maximum amount of time that it would take a computer that can test  keys per second to carry out a brute-force attack on a file encrypted using 256-bit AES? Give your answer in seconds and years, using scientific notation, correct to 2 significant figures. You may assume a year is seconds and you may use a calculator to help work out the answer.

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A: Please refer to the following step for the complete solution to the problem above.

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A:

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A: Answer is given as

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A: Dear Student, The answer to each question with sufficient explaination is given below -

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A: Solution:

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