Yes and we're tracking it here: https://github.com/mozilla/browserid/issues/2158 https://github.com/mozilla/browserid/issues/2158 That list you see in Chromium

Yes and we're tracking it here: https://github.com/mozilla/browserid/issues/2158 https://github.com/mozilla/browserid/issues/2158 That list you see in Chromium (which is now also shared with Firefox) is the list of sites that come with HSTS (https://developer.mozilla.org/en-US/docs/Security/HTTP_Strict_Transport_Security https://developer.mozilla.org/en-US/docs/Security/HTTP_Stric...) turned ON.