Demilitarized Zone (DMZ)

In computer networks, a DMZ or Demilitarized Zone is a physical or logical subnetwork that contains an organization’ s external services, largely to untrusted network, such as Internet. It prevents outside users from getting direct access to a server that has company data. In other words “demilitarised zone” or DMZ refers to this isolated zone that hosts the applications made available to the public. It is sometimes referred to as a Perimeter Network also.
The purpose of a DMZ is to add an additional layer of security to an organization’ s Local Area Network (LAN); an external attacker only has access to equipment in the DMZ, rather than any other part of the network.

Users of the public network outside the company can access only the DMZ host........ ......

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