根据目前网络环境现状,本文分析了网络安全威胁产生的原因。研究了有关安全审计技术,对局域网内日志的安全审计技术进行了探索研究。并在此基础上开发了局域网安全审计系统,实现了对局域网用户行为的审计,有效地保障了局域网的安全。
According to the current network environment, the causes of threats to network security are analyzed in this paper. The technology concerned with the security audit is studied, and the audit technology of log within LAN is also explored. On that foundation, the Security Audit System of the LAN has been developed, and the auditing of the LAN users' operations has been achieved, so the security of the LAN has been protected effectively.