Question

____ is used to identify the creator of information.

a.

Integrity authentication

b.

Source authentication

c.

Integrity authorization

d.

Source authorization

Posted under Cognitive Radio

Answer: (b).Source authentication Explanation:Integrity authentication verifies the reliability of data. Source authentication is used to identify the creator of information. Digital signature and key agreement techniques are examples of authentication services.

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Q. ____ is used to identify the creator of information.

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