The AES Cipher Begins and Ends with An)_________ Stage Because

question 45

Multiple Choice

The AES cipher begins and ends with an) _________ stage because any other stage, applied at the beginning or end,is reversible without knowledge of the key and would add no security.

• A)Substitute bytes
• B)AddRoundKey
• C)MixColumns
• D)ShiftRows

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Definitions:

Guarantee

A formal promise or assurance, typically in writing, that certain conditions will be fulfilled, especially that a product will be repaired or replaced if not of a specified quality.

Statute of Frauds

A legal concept that requires certain types of contracts to be in writing and signed by the party to be charged, in order to be legally enforceable.

Indemnity

A security or protection against a loss or other financial burden.

Statute of Frauds

A legal concept that requires certain types of contracts to be in writing and signed by the parties involved to be legally enforceable.