Everything You Must Know About Firewalls

While people traditionally define firewalls as a feature in a system that helps prevent the spread of digital threats, there has been a shifting perception about the subject where people these days tend to define the feature as a security measure that measures the safety of a network processed in a certain system. But still, both definitions refer to the same concept of protection system that can protect the computer system from online malware and virus, the two most common threats found on the Internet. Those using browsers on a regular basis are the ones who need to upgrade the capability of this feature.

Threats like unauthorized remote access, online corrupted codes, and dangerous sites are some examples of what the Internet can bring to the users’ operating system. For this reason, they need an active and secure firewall to protect their digital activities. Options are available depending on what the users need. To provide users with what they need to know about this technology, this article explains the things that all computer users must know about firewalls.

a user adjusting the computer program

The Basics

It is impossible to wisely use the system and feature without understanding the basic concepts and fundamental functions. Firewalls mainly operate to filter all information from the outside virtual space that goes right inside the internal system of a computer. This filter is crucial since it serves to eliminate damaged codes that are prevalent on the Internet. These codes are constantly lurking and waiting to attack unprotected networks within specific addresses. As it is vital to have a secure connection that links the cyberspace with our gadgets, the built-in feature is the answer to all the external threats.

The Types

There are at least three types of firewalls that users can use on their gadget depending on what they need and what kind of connection they are trying to make with cyberspace. Those types include the proxy, stateful inspection, and unified threat management firewalls. While proxy is the one with the most numbers of users, this type only serves to secure and create a connection from one network to another, implying limited access. The stateful inspection, on the other hand, requires certain protocols to manage the traffic. If one is looking for reliable and active protection from all the possible threats, the unified threat management firewall is indeed the best choice since it is a hybrid of the stateful firewall and antivirus program.