| 摘要 |
The invention relates to a method for securely entering an access code for secure access to an electronic service. The method according to the invention comprises providing a random initial state of a plurality of user-selectable fields (32). The method further comprises a displaying of the plurality of user-selectable fields (32) by way of a graphical interface. Finally, the method comprises the entering of an access code by a user by altering the state of the displayed user-selectable fields (32), wherein access to an electronic service is granted if the entered access code corresponds to a specified access code. The display of the plurality of user-selectable fields (32) takes place on a display device (31) of a chip card (30), which is connected by way of a read unit (20) to a computer (10) for data exchange. Altering the state of the displayed user-selectable fields (32) is done by way of an input device (11) of the computer (10). |
