An identification method and system. The method includes receiving by a computing system from a first entity, first data indicating that an electronic device is missing. The computing system receives from a transaction device reader, second data comprising first identification information associated with the electronic device and third data comprising second identification information associated with a second entity and a transaction device belonging to the second entity. The computing system transmits notification data indicating that the electronic device, the second entity, and the transaction device are located within a specified vicinity of the transaction device reader. The computing system receives log data associated with the second entity and fourth data associated with missing electronic devices. The computing system compares the fourth data to the log data and generates results data to determine if the second entity is associated the missing electronic devices or the electronic device.