用java实现的对电子邮件进行加密解密及签名的算法接口，支持最新的pkcs11电子令牌标准，简单易用。-java with the realization of e-mail signatures and encryption and decryption algorithm interface, pkcs11 support the latest standards for electronic token, simple and easy.

调用PKCS11接口实现token名称设置的功能，请使用内涵的makefile完成百编译。并使用您的设备厂商提供的p11库文件替换代码中的库文件名称。-PKCS11 token name calling interface function set, use the content of the percentage of completion compilation makefile. And use your device vendor' s library file to repla

CRC5 bit checker for USB token packet.

Aunthetication token.