系统安全中Linux日志的实用研究

日志对于系统安全极为重要。日志是系统运行的历史记录，通过它可以方便地查找由系统错误或受到的入侵，在Linux系统安全的实际应用中，首先要对日志配置文件进行合理设置，并建立起日志服务器．确保日志文件的安全。在可靠的日志基础上，使用Swatch等日志工具过滤出有用的日志信息，并及时进行处理分析．加强对系统的安全保护。

Research on the Application of Linux Log in System Security

Log is very important for system secu-rity.It is the historical record of sys tem opera-tion.Through the log,it is easy to find o ut sys-tem error or invasion.In the practical ap plica-tion of Linux system security,first,log config u-ra tion file should be configured properly,log s erv er should be set up to ensure the security of log doc uments.Based on relia ble log,log tool such as Swatch can be used to filter out useful log in forma tion that will be processed and ana-lyzed in time to enforce the security prot ection for the sys tem.