Systems and methods for detecting tampering with a security device are provided. Some systems can include detecting an object within a detection range of one or more sensors of the security device, analyzing position data from the one or more sensors, wherein the position data is indicative of a position of the object relative to the security device, determining whether the positon data indicates that the object is approaching a security device, and when the position data indicates that the object is approaching the security device, issuing a warning signal.