Comparably, network security firewalls are for web traffic management - typically intended to slow the spread of web threats.įirewalls create 'choke points' to funnel web traffic, at which they are then reviewed on a set of programmed parameters and acted upon accordingly. The term comes from the concept of physical walls being barriers to slow the spread of fire until emergency services can extinguish it. What is firewall?įirewalls can be viewed as gated borders or gateways that manage the travel of permitted and prohibited web activity in a private network.
It is typically intended to prevent anyone-inside or outside a private network-from engaging in unauthorized web activities and to help prevent malicious activity. This software or dedicated hardware-software unit functions by selectively blocking or allowing data packets. A firewall is a computer network security system that restricts internet traffic in, out, or within a private network.
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