用JAVA构建企业CA中心.包括制作企业根证书，制作服务器端证书，用CA根证书签发服务器端根证书，客户端证书的颁发，客户端证书的验证等等。-with Java build enterprise CA Center. Including the production of enterprises root certificate, a certificate production server with CA-issued certificate of the root certificate s

SSO客户端，基于JAVA实现单点登录功能的客户端桌面软件。-SSO client, JAVA based on the realization of single sign-functional client desktop software.

This implementation of popular RSA algorithm for encryption and decryption in java. It can be run on client server architecture-This is implementation of popular RSA algorithm for encryption and decryption in java. It can be run on client server arch

One of the Quantum cryptology protocol, BB84 protocol implementation in Java.