Visa Inc.
System and method for conducting transactions using biometric verification

Abstract:

A biometric verification system is disclosed. The system includes a portable device which stores a biometric reference template and authentication preferences. The portable device can be used with an access device. The access device can prompt the user for a biometric sample. The access device may create a biometric sample template from the biometric sample, and the biometric sample template can be compared to the biometric reference template to determine if a user is authentic.