It uses depth to map your face in 3d instead of using basic face detection or iris scan. So it's more flexible than iris scan (you don't have to align to the phone cameras) and can't be fooled by a picture like face…
It uses depth to map your face in 3d instead of using basic face detection or iris scan. So it's more flexible than iris scan (you don't have to align to the phone cameras) and can't be fooled by a picture like face…