Certified Cloud Security Professional – CCSP – Question275

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

Correct Answer: B

Explanation:

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.