{ -brand-short-name } detected a potential security threat and did not continue to <b>{ $hostname }</b> because this website requires a secure connection.
Mae { -brand-short-name } wedi canfod bygythiad diogelwch posib ac nid yw wedi mynd i <b>{ $hostname }</b> gan fod y wefan angen cysylltiad diogel.