有关公钥基础设施数字证书的签名及认证。有详尽的注释，代码分发送者和接受者两部分。-the public key infrastructure digital certificate authentication and signatures. Details on the Notes, code-sender and the recipient of two parts.

1、实现集中式对称密钥的分配工作（作为通讯的双方A和B，都已经分别和KDC拥有会话密钥）； 2、分布式对称密钥分配（作为通讯的双方A和B已经共享一个会话主密钥）； 3、公钥密码技术实现对称密码技术密钥的分配（作为通讯的双方A和B已经拥有对方的公钥）；-1, the realization of a centralized allocation of symmetric key (for communication between the parties A and B, respec

ntru1.1,公钥密码，格理论，安卓，分配机制，网络安全-ntru1.1, public key cryptography, lattice theory, Andrews, distribution mechanism, and network security

ntru1.2,网络安全，网络加密，公钥密码算法，格理论，分配机制-ntru1.2, network security, encryption, public key cryptographic algorithm, lattice theory, allocation mechanism