How to Block Program From Accessing Internet Windows 10 & 11

How To Block Internet Access For Specific Apps/Programs In Windows 11/10 — Covers both methods and alternatives.

I am trying to block mshta.exe in my organization to prevent Lumma Infostealer. However, I need to create some exceptions, whether by URL or InitiatingProcessParentFile.

Windows Defender Firewall with Advanced Security (the MMC snap-in often called WFAS) lets you create per-program outbound rules so the chosen app cannot reach the network, while leaving other apps unaffected. The steps are straightforward, and they apply

If you want to block internet access for specific apps in Windows 11, create an rule in Firewall, use the command line a third-party app.

Learn how to block a program in Firewall on Windows 11 with our step-by-step guide, ensuring your system's security with just a few simple steps.

This comprehensive guide will walk you through the various methods available to block programs from accessing the internet on Windows 10 and Windows 11. We will explore built-in features, such as Windows Defender Firewall, third-party tools, and other tec