Q: What is principal authentication?

A A) An authentication mechanism in which a user enters a principal value during authentication.
B B) An entity that can be authenticated by a system by using the identifier associated with that entity.
C C) A person, computer, printer, device, or a group of these. For example, a person can be given a user ID as an identifier, which can then be used by a system to authenticate the user.
D B) and C)
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Answer: D

Explanation:

Correct option:
B) and C)

Explanation:
Principal authentication involves verifying the identity of an entity (such as a person, device, or group) based on a unique identifier associated with that entity.

B): Refers to an entity (e.g., a user, device) being authenticated using a unique identifier.
C): Describes how a person or entity can be authenticated by a system through the use of an identifier (like a user ID).

Option A) is not specific to principal authentication and seems unrelated to the context of this question. Therefore, B) and C) are the correct options.

Identification, Authentication and Authorization

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