| 摘要 |
Method for authenticating a user to a central server (130) and using an electronic device (120,122) with a screen display (121,123). The method comprises the following steps: a) associating each of the devices or users, with a unique set of codes (132), and each code with a piece of information; b) providing a software function, accessible from the selected electronic device; c) providing, on the screen display, a user interface activatable in several different ways, corresponding to different codes; d) specifying pieces of information and determining the corresponding codes; e) calculating a one-way function; f) communicating the calculated value to the central server; g) calculating a comparison output value; and h) authenticating the user if the values are equal. The invention also relates to a system (100) and a computer software product arranged to cooperate with such a system. |
