Patent ID: 7953983
Filing Date: 2011-05-31
Classification: G06F

Abstract:
1. A user authentication method, comprising acts of: displaying a first image on a display screen; receiving a first user input comprising a first shape that is drawn around a portion of the displayed first image; performing a first authentication step comprising verifying that the portion of the displayed first image around which the first shape is drawn, matches a designated portion of the first image that is predetermined for user authentication; displaying a second image on the display screen, wherein displaying of the second image provides no indication of a result of the first authentication step; receiving a second user input comprising a second shape that is drawn around a portion of the displayed second image; performing a second authentication step comprising verifying that the portion of the displayed second image around which the second shape is drawn, matches a designated portion of the second image that is predetermined for user authentication; and determining that a user is successfully authenticated upon successful completion of the first and second authentication steps; wherein at least one of the first or second authentication steps further comprising: