1. A method comprising: generating a display of a moving object on a display of a computing system, wherein the computing system is operable to be in a locked mode of operation, and wherein the computing system includes an eye tracking system; receiving information associated with eye movement of a user of the computing system from the eye tracking system; based on the information associated with the eye movement, determining that a path associated with the eye movement substantially matches a path of the moving object; and in response to determining that the path associated with the eye movement substantially matches the path of the moving object, causing the computing system to switch from being in the locked mode of operation to being in an unlocked mode of operation, wherein functionality of the computing system is reduced in the locked mode as compared to the unlocked mode.