Abstract: A method for authenticating parties engaging in a financial transaction is provided. The parties using a remote input device in communication with a financial transaction payment system. The payment system is coupled to a database. The parties include a customer registered with the payment system. The method includes storing within the database an authentication sound selected by the customer and a unique identifier assigned to the customer, accessing the payment system by the customer using the remote input device to engage in the financial transaction, prompting the customer to input the unique identifier assigned to the customer to authenticate the customer to the payment system, and transmitting the authentication sound from the payment system to the input device for the customer to hear the authentication sound to authenticate the payment system to the customer.