新时代计算机越来越广泛的应用到生活中,甚至可以说离不开网络,所以计算机网络安全问题成为现代必不可少的话题和研究。本文针对网络系统存在的安全性和可靠性问题以及解决措施等等提出一些个人的见解,就计算机安全技术和应用展开探讨。 The new era of computers is more and more widely applied to life, and even can not be separated from the network, so the issue of computer network security has become an indispensable topic and research in modern times. This article presents some personal opinions on the existing problems of security and reliability of network systems and their solutions, and then discusses the application of computer security technology.