Using a smart card and a one-time passcode is an example of which of the following authentication methods?
A. Single-factor authentication
B. Multifactor authentication
C. Multilayer authentication
D. Cognitive password authentication
Answer: C
Explanation: Smart cards and one-time passcodes are examples of something you have authenticated and represent a single factor, so they are an example of a multilayer authentication.
Computer Science & Information Technology
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