Patent ID: 7083090
Filing Date: 2006-08-01
Classification: G06Q,G07F

Abstract:
1. A method of authenticating a transaction, the method comprising: providing a portable card reader unit to communicate directly with a device, communications between the portable card reader and the device being secured, wherein the portable card reader unit is independent from the device; initiating a transaction request in the device with a server or another party; authenticating a user of the device exclusively in the card reader unit, wherein the card reader is not involved to encrypt a transaction between the device and the server, but provides optical or multi-tone acoustical signals from the card reader unit to authenticate the transaction between the device and the server or another party, and wherein the optical or multi-tone acoustical signals include authenticated information about the user of the device, and are received in the server or another party via the device; and executing the transaction, if authorized, through the server or another party.