Tag: network security

How does Firewall defend our Network?

firewall

We all are familiar with the term ‘firewall’ but majority of us don’t know the source of its origination. It is actually a terminology used for describing a part of automobile that separated the automobile’s interior from the compartment of engine. In the world of network this term is used metaphorically to show the way internal networks are separated from the hazards of external world. With the help of firewalls the networks are divided into various physical networks and as a result of this the occurrence of potential damages can be controlled otherwise these damages can spread to different subnets.

This works in the same way as the original firewalls worked to stop the spreading of a fire.

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