Patent ID: 8910253

Claim:
A machine-implemented method for authenticating a user session associated with a user, comprising: displaying a personalized digital image on a display screen; receiving a user drawing set superimposed on the personalized digital image, the user drawing set including multiple drawing set members, at least two of the multiple drawing set members comprising: a user touch point indicating a position associated with the personalized digital image, a user circle gesture indicating a first set of positions associated with the personalized digital image, a user freestyle form gesture indicating a second set of positions associated with the personalized digital image, or a user line gesture indicating a third set of positions associated with the personalized digital image; and authenticating access to the user session if the position, the first set of positions, the second set of positions, or the third set of positions of the at least two of the multiple drawing set members of the user drawing set matches a library drawing set associated with the user.