SYSTEM AND METHOD FOR REQUESTING RECONCILIATION OF ELECTRONIC TRANSACTION RECORDS FOR ENHANCED SECURITY

1 . A method of enhancing security of transactions in an electronic transaction system, the method comprising:

(a) sending a request for an authentication of an electronic portable transaction device in connection with a new electronic transaction involving the electronic portable transaction device;

(b) sending a first record of one or more previous electronic transactions involving the electronic portable transaction device for comparison to a second record of one or more previous electronic transactions involving the electronic portable transaction; and

(c) receiving a message indicating whether there is a match between the first record and the second record.

2 . The method of claim 1 , wherein the electronic portable transaction device is a smart card.

3 . The method of claim 1 , wherein the electronic portable transaction device is a mobile terminal.

4 . The method of claim 1 further comprising authorizing the new electronic transaction after receiving the message.

5 . The method of claim 1 , wherein the new electronic transaction comprises a financial transaction.

6 . The method of claim 1 , wherein the new electronic transaction comprises an access control transaction.

7 . The method of claim 1 , wherein the message further indicates a successful biometric authentication.

8 . The method of claim 1 , wherein the steps (a)-(c) are performed by a processor at a transaction processing system.

9 . The method of claim 8 , wherein the transaction processing system is a payment processing system.

10 . The method of claim 8 , wherein the request is sent to an interface device facilitating communication between the transaction processing system and the electronic portable transaction device.

11 . The method of claim 10 , wherein the interface device is a point of sale terminal.

12 . The method of claim 10 , wherein the comparison of the first record to the second record is performed by a processor at the interface device.

13 . The method of claim 10 , wherein the comparison of the first record to the second record is performed by a processor at the electronic portable transaction device, the electronic portable transaction device receiving the request and the first record from the transaction processing system via the interface device.

14 . The method of claim 8 , wherein the request is sent to the electronic portable transaction device, the electronic portable transaction device receiving the request and the first record from the transaction processing system via a cellular network.

15 . The method of claim 1 , wherein the electronic portable transaction device is a smart card.

16 . The method of claim 1 , wherein the electronic portable transaction device is a mobile terminal.

17 . The method of claim 1 , wherein the steps (a)-(c) are performed by a processor at an interface device facilitating communication between the electronic portable transaction device and a transaction processing system for processing transactions involving the electronic portable transaction device.

18 . The method of claim 17 , wherein the transaction processing system is a payment processing system, and the interface device is a point of sale terminal.

19 . The method of claim 17 , wherein the request and the first record are sent to the electronic portable transaction device, and the comparison of the first record to the second record is performed by a processor at the electronic portable transaction device.

20 . The method of claim 17 , wherein the request and the first record are sent to the transaction processing system and the comparison of the first record to the second record is performed by a processing module at the transaction processing system.