Which of the following is NOT something that firewalls are concerned with?

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?
A . IP address
B . Encryption
C . Port
D . Protocol

View Answer

Answer: B

Explanation:

Firewalls work at the network level and control traffic based on the source, destination, protocol, and ports. 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.