Are you looking for a server firewall?

I have put together a list of the best server firewall software that you can use to keep on top of security.

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pfSense is a free network firewall distribution, based on the FreeBSD operating system.

It has a custom kernel and includes tons of free third-party software packages for additional functionality.

It provides the same functionality or more of common commercial firewalls, without any of the artificial limitations.

It comes with an easy web interface that will help you configure all its components.

No UNIX knowledge is required and there is no need to use the command line for anything, and no need to ever manually edit any rule sets.

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This is another popular firewall application.

Some of its main features are:

  • Provide a stable and secure Linux Firewall Distribution.
  • Open source Linux Firewall.
  • Easy to configure and maintain.



IPFire is a free open source firewall software that comes with a state of the art firewall engine that makes even the most complex setups easy to administer

It is designed for high security. It is hardened to protect itself from attacks from the network.

It is very easy to use and you can configure it in up to 20 minutes.evenly well on embedded hardware


Clear OS

ClearOS comes with an intuitive web-based graphical user interface.

ClearOS is pre-loaded on specific SMB-focused smart servers and is also available through Intelligent Provisioning. It adds no additional cost to the platform out of the door.

It has a growing online store of 100+ applications and services that you can install on your server.



Endian Security Gateway products are designed to make complex networks easy to manage.

A single solution to address all your remote industrial network needs. In one device you can add a complete network security solution to your remote industrial networks and securely connect them back to your main network using the Connect Switchboard or the integrated VPN capabilities.



Bitdefender delivers robust security you can rely on.

Bitdefender works with government organizations, large enterprises, SMEs and private individuals across more than 150 countries.


Check Point

Check Point is a popular industry leading network firewall that provides security across cloud and data center networks.


FS Security

Firestarter is a free Linux open source firewall.

Some of its main benefits are:

  • Comes with an easy to use interface
  • Works on desktops, servers and gateways
  • Enables Internet connection sharing
  • Allows you to define both inbound and outbound access policy
  • Has an option to whitelist or blacklist traffic
  • Sets up DHCP for a local network
  • Real time firewall events view
  • View active network connections, including any traffic routed through the firewall
  • Advanced Linux kernel tuning features


Mod Security

Modsecurity is a web application firewall (WAF)

It comes with real-time application security monitoring and access control.

IT gives you access to the HTTP traffic stream, in real-time.

You can easily block if you wish, because it uses full request and response buffering.

It does full HTTP traffic logging and continuous passive security assessment.

I hope you found this list of the best firewall software useful.

Have you tried other firewalls? If so please comment below.

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