Firewalls are used to provide network security throughout an enterprise and to control what information can be accessed--and to a certain extent, through what means. Which of the following is NOT…

The correct answer is B. Encryption. Firewalls work at the network level and control traffic based on the source, destination, protocol, Whether or not the traffic is encrypted is not a factor with firewalls and their decisions about routing traffic. Firewalls work primarily with IP addresses, ports, and protocols.

Submitted by kavita_s· Apr 18, 2026Cloud Platform & Infrastructure Security

Question

Firewalls are used to provide network security throughout an enterprise and to control what information can be accessed--and to a certain extent, through what means. Which of the following is NOT something that firewalls are concerned with?

Options

AIP address
BEncryption
CPort
DProtocol

How the community answered

(67 responses)

A
3% (2)
B
94% (63)
C
1% (1)
D
1% (1)

Explanation

Firewalls work at the network level and control traffic based on the source, destination, protocol, Whether or not the traffic is encrypted is not a factor with firewalls and their decisions about routing traffic. Firewalls work primarily with IP addresses, ports, and protocols.

Topics

#Firewall#Network Security#Access Control Lists#Traffic Filtering

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