Security considerations for RFID technology adoption

RFID technology has been expected to replace barcode or other identification schemes. But it is not used widely yet. RFID technology is easy to use and has merits of AIDC - Automatic Identification and Data Capture, but also serious problems of security. Main target of RFID is supply chain management, which may contain important information of customers and companies. Security threat, however, becomes the obstacle against spread of RFID technology. In this paper, security problems of RFID technology are explained first. The method for RFID security and necessary tag memory structure is explained