USB FLASH DISK ACCESS METHOD AND USB FLASH DISK

摘要

A USB flash disk access method and a corresponding USB flash disk. Said access method comprises: receiving an access instruction for the USB flash disk (S11); determining that the access address of the access instruction is a specific address of the USB flash disk (S12); and executing an APDU instruction related to the access instruction or returning data of a designated area, so as to respond to the access instruction (S13). The described USB flash disk access method can improve the reading security of a USB flash disk and implement the personalized application of the USB flash disk.