ensure that SIS performs its functions correctly, that faults are reported (reliability) and that personal data stored in SIS cannot be corrupted by means of the system malfunctioning (integrity); and
a áirithiú go gcomhlíonfaidh SIS a fheidhmeanna a chomhlíonadh i gceart, go dtuairisceofar fabhtanna (iontaofacht) agus nach féidir sonraí pearsanta atá stóráilte in SIS a thruailliú trí bhíthin mhífheidhmiú an chórais (sláine); agus