Question: Jim Doe is told to design a method by which a message recipient can detect whether messages received have been modified by an attacker while

Jim Doe is told to design a method by which a message recipient can detect whether messages received have been modified by an attacker while in transit. So, he decides to append a hash digest to each message before transmission. Why doesnt this method provide data integrity? What method could Jim implement that would provide the data integrity Jim needs? Your response needs to include a justification with citations and not more than one page.

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