Different types of Firewall

What is a Firewall

Before we learn about the different types of a firewall, we should first understand what is a firewall? Back in the day when the Internet was first created, we did not need anything like firewalls. The concept itself was fairly new and not many people were able to comprehend it. But later as the Internet grew so did it's knowledge among people. Some people found out ways to exploit the Internet and use it for malicious intentions. During this age to prevent compromisation of t...