在信息时代,网络技术被广泛运用于人们的工作、学习与生活之中,成为人们不可或缺的工具。但网络信息的安全隐患也时常困扰着人们。目前计算机网络引发的安全性问题主要有:计算硬件威胁、计算机病毒威胁、木马程序和黑客攻击、系统自身问题、内部威胁、网络钓鱼、系统漏洞、自然威胁、非授权访问、内部局域网用户的威胁等。因此,加强计算机网络信息安全的防范措 In the information age, network technology is widely used in people’s work, study and life, as an indispensable tool for people. However, the hidden dangers of network information often trouble people. At present, the security problems caused by computer networks are: computing hardware threats, computer virus threats, Trojans and hacker attacks, the system itself, internal threats, phishing, system vulnerabilities, natural threats, unauthorized access, internal LAN users Wait. Therefore, to strengthen the prevention of computer network information security measures