科学技术的迅速发展不仅在很大程度上促进了计算机网络硬件设备的发展，同时也扩大了计算机网络的连接规模，但是计算机网络的可靠性是目前存在的最大问题。为此，本文对计算机网络的可靠性进行了阐述，分析了影响计算机网络信任的因素和如何有效提高计算机网络的可靠性。

The rapid development of science and technology not only promotes the development of the computer network hardware equipment to a great extent, but also greatly promote the scale of computer network connection, but the reliability of the computer network is the biggest problem. For this reason, this paper expounds the reliability of computer network, analyzes the factors affecting the trust of computer network and explores how to effectively improve the reliability of computer network.