METHOD FOR OPERATING ONE TIME CODE

摘要

PURPOSE: A method for operating a one time used code is provided to additionally supply token information for a customer transaction and token information about authenticating an Internet banking server, thereby protecting the token information for a customer transaction. CONSTITUTION: A dynamically generated one time used code is displayed on a screen. An interface for receiving the one time used code displayed on the screen is displayed. The same one time used code as the displayed one time used code is inputted through the interface. An authentication result for the inputted one time used code is checked. The checked authentication result is displayed(625). The inputted one time used code is authenticated through an authentication code generated by a program or authenticated by a designated server.