If your Linux server is accessible to the public, you need to know how to protect it. Here are 3 resources you should use to harden your Linux server.
To prevent hackers from accessing the open ports in your Linux server, you can use Knockd to hide running services.
Kliqqi is a content management system that allows you to create your own social networks. This article will show you how to install Kliqqi on Ubuntu.
The command line is seriously powerful. If you are a system administrator, here are some Linux command line tools you should know and use.
Citadel is a powerful email and collaboration suite that uses a ‘rooms’-based architecture for a unique workflow. Here’s an in-depth look at how it works.
Hardening is the process of reducing vulnerabilities and securing a system from possible attack points. In this article we show how to do this on Linux.