Monitor System Services with Webmin

A dedicated server typically runs several background services or daemons. These may include but are not limited to your web server, database server, and mail server. All of these services need to be running 24/7 to keep them available for your users. When one of the services goes down, you need to know. Webmin has […]

3 Linux Server Performance Tips

If this is your first time using a Linux server, you may soon find out that Linux offers many performance advantages over other operating systems. Still, there are plenty of things you can do to make Linux perform even better.
1. Use the Security Tools – You must use the securities tools at your disposal. If […]

Back to the Basics #8: Application Security

When covering application security, there are three basic application types you should consider:

Standard applications that you install directly on your server’s operating system and run only when you need them
Applications that are run as daemons or services, starting at boot time and continuing to run as long as the server is on
Web applications […]

How to Autostart Services In Red Hat, CentOS, and Fedora

On a Linux dedicated server, certain applications can run as daemons. These are programs that begin running when the server boots and remain in the memory for the duration of the server’s uptime. Normally, when you install one of these programs, the system will automatically add them to the appropriate directories, such as “/etc/rc.d/init.d”.
There are […]

Who is the user Nobody?

If you stare at the list of running processes on your server for long enough, you are bound to come across the user called “nobody”. Before you call a security expert and prepare to fight off a hacker, relax. While the username “nobody” may seem suspicious, it is actually supposed to be there.
On […]

How to Disable Unused Services on a Server

For most operating systems, applications can either run when the user executes them or run in the memory as a daemon or service from the time the computer starts. Like any other software, these memory-resident programs require resources, both RAM and CPU.
Linux distributions are designed to run on a wide variety of hardware, from […]