Patent ID: 8742927

Claim:
A method for monitoring authorized persons and unauthorized persons present within a determined security perimeter around an aircraft, comprising: detecting by a detection system, a person entering the security perimeter of a secured area, wherein the detection system includes at least one sensor in or on the aircraft that detects movement of the authorized persons and the unauthorized persons within the determined security perimeter; emitting a radio request if movement is detected, wherein the radio request is an interrogation signal for a radio frequency identification (RFID) tag of a radio identification system, the radio request being emitted from a transceiver device in or on the aircraft; checking an RFID tag reply to the radio request to determine whether access to the secured area is authorized, wherein checking the RFID tag includes verifying data relating to one or more identities, wherein each identity includes individualized authorization rights to access sub-areas of the security perimeter stored in the RFID tag and in a database of the radio identification system; and activating an alarm procedure where no access is authorized.