A centralized syslog server was one of the first true SysAdmin tasks that I was given as a Linux Administrator way back in 1997. My boss at the time wanted to pull in log files from various appliances ...

Whatever else you do to secure a Linux system, it must have comprehensive, accurate and carefully watched logs. Logs serve several purposes. First, they help us troubleshoot virtually all kinds of ...

Logging can be incredibly useful but massively annoying to administer. When something goes wrong, logs are crucial to troubleshooting, especially in security-related issues. But if an attacker ...

The syslog deamon (syslogd) on Unix systems provides message logging for other services so that each service doesn’t have to duplicate the same basic functionality to manage logging for itself. The ...

For example, the following log messages describe a login-logout pair for the OpenSSH server: Jan 18 10:43:02 ubuntu sshd[2186]: Accepted password for root from 192.168.101.1 port 38420 ssh2 Jan 18 ...

Operating systems, applications, and network devices generate text messages of the events that happen to them: a user logs in, a file is created, a network connection is opened to a remote host, etc.