Why is it important to confirm that someone is who they say they are? How do the various authentication techniques weigh up, both favorably and adversely, against one another when compared to one another?

Management Of Information Security
6th Edition
ISBN:9781337405713
Author:WHITMAN, Michael.
Publisher:WHITMAN, Michael.
Chapter12: Protection Mechanisms
Section: Chapter Questions
Problem 18RQ
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Why is it important to confirm that someone is who they say they are? How do the various authentication techniques weigh up, both favorably and adversely, against one another when compared to one another?

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9781337405713
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