Stories of compromised servers and data theft fill today's news. It isn't difficult for someone who has read an informative blog post to access a system via a misconfigured service, take advantage of ...

Linux is highly secure, but you should still have a firewall. You should know if your ISP's hardware (gateway) uses a firewall. One of the easiest Linux firewalls is UFW and its GUI sidekick, GUFW.

The Windows Defender Firewall can be configured to allow or block programs on a computer from accessing network or Internet resources. It also allows or blocks connections to and from other computers ...

Windows Firewall helps protect your PC from hackers and malware. It is a powerful tool that lets you fine-tune protection and notifications for different network profiles, such as Home, Work, and ...

Jack Wallen shows you how to extend the flexibility of the CentOS 7 firewall with firewalld zones. Your firewall is a crucial component from preventing unwanted people from gaining access to your data ...

Linux firewalls can be very complicated. With the help of a GUI, firewall configuration is easier. These GUIs are easy to install and free to use. A firewall is often the heart and soul of desktop ...