Why Use Demilitarized Zone?

The main benefit of a DMZ is to provide an internal network with an advanced security layer by restricting access to sensitive data and servers. A DMZ enables website visitors to obtain certain services while providing a buffer between them and the organization's private network.

Is a DMZ still necessary?

While most organizations no longer need a DMZ to protect themselves from the outside world, the concept of separating valuable digital goodies from the rest of your network is still a potent security strategy. If you apply the DMZ mechanism on an entirely internal basis, then there are still use cases that makes sense.

What is a DMZ Why is it important in the scope of the rest of a computer network?

A DMZ network provides access control to services outside an organization's network perimeters that are accessed from the internet. It simultaneously introduces a level of network segmentation that increases the number of obstacles a user must bypass before gaining access to an organization's private network.