Aiming at the cost. efficiency and security of mobile RFID system authentication. a mobile RFID authentication protocol based on one-way pseudo random function was designed. The protocol reduced system cost by making full use of the three party of the shared key and communication information to encrypt transmission and authentication. https://www.roneverhart.com/Toshiba-AL13SX-AL13SXB30EN-300GB-15K-RPM-SAS-12Gb-s-512n-128MB-2-5-Hard-Drive/