ensure that it is subsequently possible to verify and establish which personal data have been input into automated data-processing systems, when and by whom (input control);
a áirithiú gur féidir a fhíorú agus a shuí ina dhiaidh sin cé acu de na sonraí pearsanta a cuireadh isteach i gcórais uathphróiseála sonraí, cén uair a cuireadh isteach na sonraí sin agus cé a chuir isteach iad (rialú ionchuir);