The invention provides protection to wireless portable transponders from unauthorized interrogation by employing a mechanism for disabling reception by or from the antenna of the transponder. Transponders include RFID tags that are attached to items that a persons may purchase or carry. Such transponders generally have an ability for receiving and storing electronic and other information, commonly in binary form using memories as in electronic circuits, etc. The invention is designed to provide privacy of electronic information. The tags can be protected from receiving or providing unauthorized or unwanted information. The invention provides the mechanism that permit the owner to decide when reception/interrogation of personal or other information is not desired by employing the provided mechanical disable control.