What is Firewall?
A)firewalls are network based security measures that control the flow of incoming and outgoing traffic
B)firewall is a program that encrypts all programs that access the internet
C)a firewall is a program that keeps other programs from using the internet
D)firewall are the interrupts that automatically disconnect from the internet when a threat appears.

Question

Quizplus · Accepted Answer

Firewalls are security devices or software that monitor and control incoming and outgoing network traffic based on predetermined security rules. They act as a barrier between a trusted internal network and untrusted external networks, such as the internet, to prevent unauthorized access and potential threats. Options B, C, and D describe functions that are not accurate representations of what firewalls do.

What Is Firewall