FortKnox Firewall Alternatives for Windows

    There are many alternatives to FortKnox Firewall for Windows if you are looking to replace it. The most popular Windows alternative is Small TinyWall iconTinyWall, which is free. If that doesn't suit you, our users have ranked more than 10 alternatives to FortKnox Firewall and 16 are available for Windows so hopefully you can find a suitable replacement. Other interesting Windows alternatives to FortKnox Firewall are Small Privatefirewall iconPrivatefirewall (Free), Small Windows Firewall Notifier iconWindows Firewall Notifier (Free, Open Source), Small ZoneAlarm Firewall iconZoneAlarm Firewall (Freemium) and Small Windows 10 Firewall Control iconWindows 10 Firewall Control (Freemium).

    The list of alternatives was last updated Feb 5, 2021

    • TinyWall is a free software to harden and control the advanced firewall built into Windows Vista, Windows 7 and Windows 8.
    • This personal firewall and intrusion detection application provides comprehensive online security.

      Discontinued

      The product is no longer offered on the company website. Last version, 7.0.30.3, released in December 2013, can be still downloaded from MajorGeeks

      • Free
      • Windows


    • Windows Firewall Notifier (WFN) extends the default Windows embedded firewall behavior, allowing to visualize and handle incoming or outgoing connections.
      • Free • Open Source
      • Windows
    • ZoneAlarm Free Firewall blocks hackers from infiltrating your home PC by hiding your computer from unsolicited network traffic.
      • Freemium
      • Windows
    • Windows 10 Firewall Control is a simple and exhaustive solution for applications network activity controlling and monitoring.
      • Freemium
      • Windows
    • CacheGuard OS is an Appliance oriented Operating System dedicated to Web traffic Security and Optimization.
      • Windows
      • VirtualBox
      • VMware vSphere Hypervisor
      • Microsoft Hyper-V Server
      • Proxmox Virtual Environment
    • PC Tools Firewall Plus is a powerful free personal firewall for Windows® that protects your computer by preventing unauthorized users from gaining access to your computer...

      Discontinued

      Last version, 6.0.0.74, was released on September 29, 2009. It can be still downloaded from Download.com.

      • Free
      • Windows
    • Filseclab Personal Firewall Professional Edition is one of the most important software of Filseclab, it is very easy to use and also very powerful.

      Discontinued

      The last update was released on July 29th, 2005.

      • Free
      • Windows
    • CORE FORCE is a free comprehensive endpoint security solution for Windows 2000 and Windows XP systems.

      Discontinued

      Last modification date: 10/25/05. See https://www.coresecurity.com/grid/index-open-source-tools

      No screenshots yet
      • Free • Open Source
      • Windows
    • Wallix Pro Firewall prevents intruders from accessing your computer and that’s the main objective for a computer firewall.

      Discontinued

      Website now longer exists to provide download. Program is still available on other sites.

      • Free
      • Windows