There is a Firefox extension 'certificate patrol' using this aproach, see https://addons.mozilla.org/en-US/firefox/addon/certificate-patrol/ https://addons.mozi

There is a Firefox extension 'certificate patrol' using this aproach, see https://addons.mozilla.org/en-US/firefox/addon/certificate-patrol/ https://addons.mozilla.org/en-US/firefox/addon/certificate-p....