

(Credit to Thomas Leister) ECHO pref("security.enterprise_roots.enabled", true) > "C:\Program Files\Mozilla Firefox\defaults\pref\firefox-windows-truststore.js" Running the following command in an administrative command prompt.Navigate to about:config in Firefox and set security.enterprise_roots.enabled to true.The best way to install for Firefox is simply to link it to the Windows Trust Store. The Firefox browser utilizes it’s own certificate store by default. (If you are a Managed Services Provider, you have a separate certificate file which you can download from the Tools section of the dashboard.)Īssuming that the certificate was downloaded into the current user’s Download folder, you can run the following command in an administrative prompt to install it into the certificate store: certutil -addstore -enterprise -f "Root" "C:\Users\%username%\Downloads\DNSFilter.cer" firefox In order to install the SSL root certificate on Windows, first download the DNSFilter Certificate. Without the certificate, an SSL error message similar to the one below will be displayed when a user tries to visit a blocked website:Īfter installing the DNSFilter SSL root certificate, you will be able to receive block pages over domains, such as the one below:

User is prevented and receives browser error. User is prevented and receives block notification. (This is because of how HTTPS operates, and is why SSL certificates are a technical requirement for any filtering provider) Without certificate installation, the user will receive an error in their browser when attempting to visit blocked sites. It is utilized to display block page messages when users attempt to visit websites that are blocked in your Policy. Installation of the DNSFilter SSL Root certificate is optional.
