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Which of the following functions is performed by a virt…

Which of the following functions is performed by a virtual private network (VPN)?

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A.
Hiding information from sniffers on the net

B.
Enforcing security policies

C.
Detecting misuse or mistakes

D.
Regulating access

Explanation:
A VPN hides information from sniffers on the net using encryption. It works based on tunneling. A VPN does not
analyze information packets and, therefore, cannot enforce security policies, it also does not check the content
of packets, so it cannot detect misuse or mistakes. A VPN also does not perform an authentication function
and, therefore, cannot regulate access.


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