The rapid growth of RFID use in various supply chain operations, which has arisen from the development of Electronic Product Code (EPC) technology, has created a need for the consideration of security issues in the adoption of that technology. As the originators of EPC technology, the Auto-ID Center laboratories, es- blished at MIT in 1999, and extended in subsequent years to become an assoc- tion of seven laboratories around the world, have taken a keen interest in the workings of EPC in practical applications. The laboratories, now called the Auto- ID Laboratories, have adopted all...