Tiger is a package consisting of Bourne Shell scripts, C code and data files which is used for checking for security problems on a UNIX system. It scans system configuration files, file systems, and user configuration files for possible security problems and reports them. The command tigexp can be used to obtain explanations of the [...]

Rootkit Hunter (RKH) is an easy-to-use tool which checks computers running UNIX (clones) for the presence of rootkits and other unwanted tools. You can use RKH along with ckrootkit to routinely check your system for possible infestation. You could manually update or scan your system or you could use a crontan script like this:

#!/bin/sh
[...]

One of the first things that should be done after a fresh operating system install is to see what services are running, and remove any unneeded services from the system startup process. You could use a port scanner (such as nmap ) and run it against the host, but if one didn’t come with the [...]

There are many log files in linux systems, but we will outline six that are most important.

/var/log/cups/ - This directory stores the log files for the printing system CUPS.
/var/log/news/ - This Directory stores messages for the news system.
/var/log/boot.msg - When the system boots, all boot script messages are displayed on the first virtual console. This [...]