A METHOD AND APPARATUS FOR VERIFYING A PERSON''S IDENTITY OR ENTITLEMENT USING ONE-TIME TRANSACTION CODES

摘要

A method for verifying a person's identity is of the general type which comprises storinga personal pattern of a pre-determined number of locations on a grid in associationwith personal identification data, and subsequently using the pattern in a verificationprocess. According to the invention, the subsequent verification process comprisesthe steps of : (a) presenting to the person a challenge grid of locations occupiedby a pseudo-random set of symbols, and challenging the person to identify a responseset of symbols occupying locations in the challenge grid corresponding to thestored personal pattern; (b) receiving from the person the response set; (c)generating from the challenge grid and the stored pattern a verification setof symbols occupying locations in the challenge grid corresponding to the storedpersonal pattern; (d) comparing the response set of symbols with the verificationset of symbols; and (e) verifying the identity of the person if the response setis the same as the verification set.