很好的学习usbkey的例子，明华源代码，枚举CSP，枚举容器和生成容器，RSA签名，3DES加解密，SCB2加解密等-Good example to learn USBKEY, Ming Hua source code, the CSP enumeration enumeration, container and generation of container, RSA signature, 3DES encryption, SCB2 encryption and decryption