How to allow apps through Windows 11’s firewall

Windows Defender Firewall is one of the many security features available on Windows 11. Its job is to protect your computer ...
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How to set up and use the firewall on Windows 11

As internet threats have evolved, Windows has consistently provided tools to help users stay safe online. One of the earliest examples is the Windows firewall (formally known today as the Microsoft ...

How to manage your Linux firewall the easy way - without touching the terminal

You can select a default zone from the list and even set the default zone. Out of the box, the default zone is FedoraWorkstation, which rejects unsolicited incoming packets from ports 1 to 1024 ...
ZDNet

Yes, you need a firewall on Linux - here's why and which to use

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.