Security scheme of embedded system based on USBKey and BSP
基于USBKey和BSP的嵌入式系统安全方案*

This paper presented a security scheme based on USBKey and BSP in VxWorks, in allusion to the deficiency of the single password which was often as the security mechanism in embedded system. The scheme implemented the authentication based USBKey in BSP by researching the function and startup mechanism of VxWorks BSP. Meanwhile, through the USBKey, it implemented the security safeguard during the running of system.