Posts Tagged ‘Browserleak’

Fix Firefox Resource URI Leak

Thursday, June 16th, 2016

It’s strange that this has been broken for three years now and Firefox hasn’t fixed it yet, but fortunately, there’s a remedy …

Any website can access a selection of Firefox resource files to find out more about the web browser that is used to connect to the site. Firefox and add-ons use the resource:// scheme to load resources internally, but some of the information are available to sites the browser connects to as well. It is unclear why websites would need access to resource:// resources.