Nagios is by far one of the best solutions for monitoring just about everything on a server, and it’s excellent API system means that anything it doesn’t include out of the box can be written in just ...

If you are using Nagios to monitor remote servers, you have more than one method to execute checks, including the use of the check_by_ssh plugin. Vincent Danen tells you how to set up this plugin and ...

The powerful Nagios network monitoring platform lets you supercharge its capabilities with a host of available plugins. If you can’t find a plugin to do just what you need, you can easily write your ...

Back when Tiger patrolled the Mac universe, I wrote about installing Nagios 2.X on Mac OS X 10.4 Server. Nagios is an open-source application that is really more of a network monitoring framework. It ...

Nagios, called NetSaint in its early versions, is a best of class, industry standard, open source (yes, free!) and fully extendable tool for monitoring networks. With surprising little effort, you can ...

I'm a big fan of the Nagios network monitoring system and rely on it to tell me if something goes wrong with the systems for which I am responsible. I have made a large investment in time configuring ...

Security researchers demonstrated an attack chain against Nagios, a popular open-source IT management and monitoring solution, that combined multiple vulnerabilities to achieve remote code execution.