However, your windows have the built-in firewall but there are many advanced free firewall protection programs that you can use them. They are very user friendly and easy to use. It will keep your network protected from unwanted traffics.
Basically, you need to know what is a firewall and how does it work. You should know that a firewall is the first line of defense for your network the basic purpose of a firewall is to keep uninvited guests from browsing your network. There are basically four mechanisms used by firewalls to restrict traffic. One device or application may use more than one of these to provide in-depth protection. The four mechanisms are packet filtering, circuit-level gateway, proxy server, and application gateway.
Keep in mind that you don’t have to run multiple firewalls on your system because it can be harmful instead of good. Remove the one before installing another firewall.
Below are 5 of the best free firewall programs we could find:
Note: A free firewall is not a replacement for good anti-virus
1. Comodo Firewall – Our first best pick free firewall
Comodo Firewall is in our first pick firewall protection. It offers virtual Internet browsing, an ad blocker, custom DNS servers, a Game Mode, and a Virtual Kiosk in addition to features to easily block any process or program from leaving/entering the network
It has a very friendly interface and has the advanced ability of protecting you from unwanted traffic and more. It has a very easy setting, adding programs to the block or allow list. Instead of walking through a long winded wizard to define ports and other options, you can just browse for a program and be done. Comodo Firewall has a huge installer file at just over 200 MB, which could take longer than you’re used to seeing files download, especially on slower networks.
Comodo Free Firewall works in Windows 10, 8, and 7.
2. AVS Firewall
AVS Firewall is a free downloadable software for Windows PC intended to protect your computer against hackers and Internet threats that await any opportunity or weakness in your system to get inside that may cause damage. AVS Firewall should be easy enough for anyone to use. AVS Firewall has the feature that you can even customize the URLs that should be blocked for ads and banners if one isn’t already listed.
Allowing and denying specific IP addresses, ports, and programs couldn’t be easier. You can add these manually or browse through a list of running processes to choose one from there.
TinyWall is another free firewall program that protects you without displaying tons of notifications and prompts like most other firewall software.
You can run TinyWall in Autolearn mode to teach it which programs you want to give network access to so you can open all of them and then shut down the mode to quickly add all your trusted programs to the safe list. You can run TinyWall in Autolearn mode to teach it which programs you want to give network access to so you can open all of them and then shut down the mode to quickly add all your trusted programs to the safe list.
NetDefender a free firewall software that works pretty well in case of protection and it allows you to allow or block any port or IP address. It has the feature that you can now list all the unwanted programs and simply add it to the list of blocked programs.
NetDefender also includes a port scanner so you can quickly see which ports are open on your machine to help realize which of them you may want to close.
There are three profiles in Privatefirewall, allowing for easy switching between unique settings and firewall rules. The list of applications that are allowed or blocked is very easy to recognize and alter. You can add new applications to the list and clearly see which are blocked and which are allowed. It’s not confusing in the slightest.
When editing the access rule for a process, there are really advanced settings like defining whether to allow, ask, or block the ability of the process to set hooks, open threads, copy screen content, monitor clipboard content, initiate a shutdown/logoff, debug processes, and many others.
When you right-click the icon for Privatefirewall in the notification area of the taskbar, you can quickly block or filter traffic without any prompts or extra buttons. This is a very simple way to quickly stop all network activity at once.