Patent ID: 7720689

Claim:
A method of authenticating a driver's license, the method comprising: gathering first driver's license imaging data based on a watermark on the obverse side of a driver's license, wherein the gathering of first driver's license imaging data further comprises irradiating the driver's license; determining if the watermark on the obverse side is regular based on the first driver's license imaging data; if the watermark on the obverse is determined not regular, gathering second driver's license imaging data based on a watermark on the reverse side of the driver's license, and determining if the watermark on the reverse side is regular based on the second driver's license imaging data, and wherein the gathering of first driver's license imaging data further comprises irradiating the driver's license; wherein, the driver's license is a forgery if the watermarks on the obverse and reverse sides are both deemed not regular, and the driver's license is authentic if either watermark on the obverse and reverse side is deemed regular.