摘要 |
According to one desirable embodiment of the present invention, a theft ID is detected just after the theft ID is logged-in in case of ID theft to prevent additional damage. A theft ID detecting method comprises: a step of storing login log data by a login ID in case of a login attempt generated for a preset time; a step of classifying the login log data accumulated for the preset time by the login ID; a step of extracting a successful login ID; and a step of calculating a plurality of information by adding a weighted value to each information. |