| 摘要 |
PURPOSE: A security authentication card, a device, and a method for authentication using the same are provided to change a number displayed on each cell for every authentication in a authentication table which is generated by corresponding to a authentication card, thereby preventing others except a user from guessing an authentication value. CONSTITUTION: A table providing unit(410) outputs an authentication table as a display device including a terminal device for authentication and provides to a user. A storing unit(420) forms a plurality of windows including the same size with each cell corresponding to the authentication table. The storing unit stores a location of a window and authentication modifier formed on authentication card. An authentication unit(430) authenticates the user if an authentication value inputted from the user is coincides with a result value of a card identification of the authentication card. |
