olemus
ISO/IEC 19792, ISO/IEC 19795:
katse esitada enda biomeetrikuid, justkui edukalt kontrollitavaina enda malli põhjal, kuid tehes võrdlust teise kasutaja malliga
= attempt in which an individual submits his/her own biometric characteristics as if he/she were attempting successful verification against his/her own template, but the comparison is made against the template of another user