随着现代计算机技术的发展和网络的普及,网络信息存储和传输安全的重要性就尤为突出。主要对网络信息安全加以论述。首先从总体上对信息安全进行论述,总结了信息安全所涉及的问题。现在有很多种保护信息安全的方法,最常用的就是信息加密。最后,又介绍了信息加密技术的发展趋势和前沿技术。 With the development of modern computer technology and the popularity of the network, the importance of network information storage and transmission security is particularly prominent. Mainly on the network information security to be discussed. First of all, the article discusses the information security in general and summarizes the issues related to information security. There are many ways to protect information security, the most commonly used is information encryption. Finally, introduced the development trend of information encryption technology and cutting-edge technology.