From A to Z, separating the internet network from the internal network and information exchange between them.
What is the segregation of the Internet network from the internal network and why should this be done?
Residential houses in the old days had two inner and outer sections in order to maintain more privacy, and only confidant was allowed to enter the inner part of the house. In the same way, to increase the security of information in organizations and companies today, and to prevent all kinds of security threats that may happen through the Internet in the form of hack, ransomware, viruses, Trojans, or any kind of intrusion and security threats, security specialists strongly recommends that the entire internal network of an organization should be isolated. And users who need the Internet should use it on a completely independent network, so that the organization is safe from such security threats.
In the following, we will explain all the eight methods of separating the Internet network from the internal network, examine their advantages and disadvantages, and explain the prerequisites necessary to benefit from each one, and then we will discuss how to establish communication between these two networks.