Mastering Windows Group Policy

Creating a rule to block outbound traffic

By default, the Windows Firewall allows pretty much everything to travel outbound. Usually when discussing firewall rules, you are crafting inbound rules so that you can continue restricting what is able to reach in and touch your machine, but there are certainly times when limiting access on the outbound could be helpful.

Let's pretend that I have a special subnet on my network that I do not want any of my Graphic Design colleagues poking around inside. We are going to use a WFAS Outbound Rule inside of a GPO to ensure they can't. The process here will be very similar to that of creating an inbound rule, except that we are going to scope this rule to a specific remote location, and will be using ...