Which of the following is an example of multi-factor authentication?
A. password, pin, and voice pattern
B. password, iris scan, and keyboard dynamics
C. iris scan, voice scan, and password
D. voice scan, password, and fingerprint scan
B
Explanation: Knowledge, characteristic and behavioral factors can be combined to increase the security of an authentication system. When this is done it called dual-factor or multifactor authentication. Specifically, dual-factor is the combination of two authentication factors (such as a knowledge factor and a behavioral factor) while multi-factor is the combination of all three or more factors.
Exam 1
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