Patent ID: 8322610
Filing Date: 2012-12-04
Classification: G06F

Abstract:
1. A method comprising: initiating a transaction between a card-accessing device and a portable card; determining that a portion of the transaction between the card-accessing device and the portable card involves the use of sensitive data; and invoking a Secure Access Module contained within the card-accessing device to carry out the portion of the transaction involving the use of sensitive data, wherein the Secure Access Module comprises functionality sufficient to carry out the portion of the transaction involving the use of sensitive data; determining that the portion of the transaction involving the use of sensitive data is completed; and after the portion of the transaction involving the use of sensitive data is determined to be completed, relinquishing control of the transaction from the Secure Access Module to an unsecure environment of the card-accessing device such that the transaction is completed by a processor residing within the unsecure environment.