The tor version of Firefox patches it to be unique per website iirc. There is this Firefox add-on that does something similar: https://addons.mozilla.org/en-US/

The tor version of Firefox patches it to be unique per website iirc. There is this Firefox add-on that does something similar: https://addons.mozilla.org/en-US/firefox/addon/canvasblocker/ https://addons.mozilla.org/en-US/firefox/addon/canvasblocker...