Patent ID: 7917769

Claim:
A transaction authentication card, comprising: a body for at least partially encompassing a circuit board; a biometric sensor communicatively coupled with the circuit board; a memory coupled with the circuit board in the body, the memory for storage of biometric data; a processor disposed upon the circuit board in the body, the processor communicatively coupled with the memory and the biometric sensor, the processor for retrieving stored biometric data from the memory, the processor exclusively performing enrollment of the biometric feature of the user, the processor executing a biometric algorithm for comparing the biometric feature of the user with the stored biometric data; a security device disposed within the body, the security device erases data from said memory when said body is opened, wherein said security device includes a light sensitive diode and erases data from said memory when said light sensitive diode is exposed to light; and a wireless transmitter capable of generating a wireless signal, wherein said wireless signal is transmitted on a one-to-one validation of the biometric feature.