1. A method for operating a display of a user equipment, wherein the display of the user equipment is configured to display an object, wherein a permission is assigned to the object, the permission defining an allowance for a person to view the object, the method comprising: determining a gaze position of a person looking at the display, the gaze position defining a position on the display at which the person is looking; determining a distance between the gaze position and a position of the object; capturing an image of an iris of the person; determining an identifying information for the person based on the image of the iris; determining if the person is allowed to view the object based permission assigned to the object and the identifying information for the person; and if the person is not allowed to view the object, concealing the object depending on the determined distance between the gaze position and the position of the object, wherein concealing the object comprises blurring the object, wherein a degree of the blurring is a monotonic function of the distance between the gaze position and the position of the object, wherein the degree of blurring increases when the distance becomes smaller.