Patent ID: 8238616

Claim:
A biometric authentication system, comprising: a plurality of information processing devices for performing authentication using biological information corresponding to a biological pattern representing physical features of a user, wherein the plurality of information processing devices is divided into, a first group for performing a primary authentication based on feature quantity information unique to the biological pattern representing the physical features of the user associated with the biological information, and specifying an identification number assigned to the user, and a second group for performing a secondary authentication on the biological information that succeeded in the primary authentication based on the identification number and registered biological information registered in advance; the input biological information is transmitted to all the information processing devices belonging to the first group; the biological information that succeeded in the primary authentication is added as queuing information to a queue waiting for the start of the secondary authentication; and each of the information processing devices belonging to the second group acquires the queuing information positioned at a head of the queue and executes a secondary authentication process when the secondary authentication process being executed in the own device is terminated.