Google Chrome is the most popular web browser. It’s slick, fast, and extremely convenient nowadays. Unfortunately, unlike Chromium, which is open-source, Google Chrome is not in the default Ubuntu repository,…
FFmpeg is a very popular, cross-platform, free and open-source multimedia framework, used for transcoding multimedia files. FFmpeg is actually a collection of different projects for manipulating multimedia files. It’s not…
Prerequisites Installing FreeRADIUS is beyond the scope of this tutorial. If you don’t have it installed yet, please see our how to install and configure FreeRADIUS tutorial, or order a…
What is FreeRADIUS? FreeRADIUS is an authentification, authorization and accounting protocol. It was built in the dial-up era to manage users and keep track of the bandwidth usage by each…
Let’s Encrypt is a Certificate Authority (CA), developed by the Internet Security Research Group, that provides free and easily obtainable SSL/TLS certificates. Such certificates are required to enable HTTPS on…
UFW, also called Uncomplicated Firewall or sometimes Ubuntu Firewall, is an easy to use interface for iptables, that’s great for filtering traffic and has good documentation. It’s main purpose is…
Docker Compose is a tool that helps you define and run multi-container applications. Instead of you building, running and connecting containers from separate Dockerfiles, it allows you to use a…
Introduction What is Docker? Docker is an open source container based technology. What is a Container? To more easily explain what containers are, let’s compare them to Virtual Machines: A…
Webmin is an open source, web-based control panel used for system administration for Linux machines. It takes away the complexity of managing your servers and allows you to perform common…
In this tutorial we’ll create a sudo user on Ubuntu 18.04. The sudo command makes it possible for normal users to execute commands using administrator privileges, such as root. You’ll…
Overview LAMP Stack is a group of very popular open-source software, that when used together enable us to host dynamic websites and web apps. LAMP is actually an acronym that…
Introduction Five years ago, VPNs were reserved for the power users and I.T. departments of large companies. Today, VPN services are growing in popularity by each passing day. The need…
