随着计算机通信技术与Internet的飞速发展，用户对信息的安全存储、安全处理和安全传输的需求越来越迫切。本文首先论述了网络数

据加密技术，接着分析了网络数据安全研究的必要性，最后阐述了数据加密在网络通信中的应用-With the computer and communication technologies and the rapid development of Internet users about the security of storage, safe handling and secure transport needs more urgent. This paper discusses the network data encryption, and then analyzes the necessity of the research network data security, data encryption in the last described in the application of network communication