All the information synced through your { -brand-name-mozilla-account } — from browser history to passwords — is encrypted. And your account password is the only key.
Mae'r holl fanylion sy'n cael eu cydweddu trwy eich cyfrif { -brand-name-mozilla-account } - o hanes porwr i gyfrineiriau - wedi'i hamgryptio. A chyfrinair eich cyfrif yw'r unig allwedd.