【摘要】 文中设计一种基于 USB接口的智能钥匙的实现方案 ,介绍其总体结构、硬件、软件性能指标及其应用更多还原

【Abstract】 Security,facility,efficiency are the important targets of personal cryptographic device.Smart key meets these needs and is being the preferred device.This paper presents a design and implement of a Smart key.更多还原