A system is for a proof of knowledge enrollment or authentication. The system includes a processor having an input, an output and a routine; and a display having an image from the output of the processor. The routine is structured to input from the input of the processor a plurality of different position selections and/or a plurality of different path selections on the image. The routine is further structured to authenticate the proof of knowledge as a function of the plurality of different position selections and/or the plurality of different path selections on the image.