Disable DNS over HTTPS in Firefox using Intune
Mozilla makes available admx files (Group Policy settings) which allow you to configure some settings in Firefox using Group Policy. I'm trying to move away from using Group Policy to manage our endpoints since it requires connectivity to a Domain Controller which in turn depends on a VPN connection for remote computers. Too many dependencies there for my taste and Intune makes it much easier to push out changes with the push of a button. This week I've been trying to use a custom configuration profile in Intune to disable DNS over HTTPS on our Windows endpoints. Some of our IPS functionality uses DNS requests to block access to certain websites and DNS over HTTPS makes it easy to bypass that method of content blocking. Intune offers something they call "ADMX ingestion" which sounds weird and biological but basically it just lets you apply Group Policy like functionality using Intune. Making changes to Chrome was easy using this method because Google has a