http://kittens.iykpqm7jiradoeezzkhj7c4b33g4hbgfwelht2evxxeicbpjy44c7ead.onion/issues/do-not-track
But now, the signal is legally binding to companies in places with applicable privacy laws. In California, for example, it allows users to opt out of having their data shared or sold. This automated, “one and done” opt-out tool is far easier for people to use than manually opting-out, one at a time, at all the sites that a person visits.