| 摘要 |
PURPOSE: A user authentication method capable of preventing the hacking and server are provided to increase game use and to prevent hacking using log-in information. CONSTITUTION: A game operation server receives log-in signals which informs users log in the game using mobile phones (S11). The server receives identifying information of the users and passwords (S12), and determines whether or not log-in signals exist (S13). If the log-in signals exist, the server compares the passwords with the passwords stored in database (S14). If the received passwords math the stored passwords, the server allows the users to access to the game (S15). [Reference numerals] (AA) Start; (BB) End; (S11) Receive a log-in notifying signal that a user will perform log-in and connect to a game from a mobile communication terminal of the user; (S12) Receive identifying information of the users and password from the terminal of the user; (S13) Determine whether the received log-in notifying signal exists from the mobile communication terminal of the user corresponding to the received identifying information; (S14) Compare the received password with the stored password corresponding to the identifying information of a user when there is a log-in notifying signal received from the mobile communication terminal of a user corresponding to the identifying information; (S15) Complete authentication of a user and allow the user to connect the game when the received password matches with the stored password |
