它的设计目的是，通过使用密钥加密技术，为客户端-服务器应用程序提供强大的身份验证和加密通信。
It is designed to provide strong authentication and encrypted communication for client-server applications by using secret-key cryptography.
DNS负载均衡技术是在DNS服务器中为同一个主机名配置多个IP地址，使得不同的客户端访问不同的服务器，从而达到负载均衡的目的。
DNS load balancing technology is to dispose a lot of IP addresses for the same host computer name in DNS server, make different customer end visit different server, thus achieve the load balancing.
旅游目的地电子商务是一个以信息技术为支撑的旅游服务过程。
The destination of the electronic commerce is a tourist service process which is based on information technology.
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