Install FreeRADIUS on Linux Mint 20.3 - Step by step guide ?

This article cover the process of installing and removing the FreeRADIUS server on Linux Mint 20.3 system. In fact, FreeRADIUS is a free and open-source implementation of the RADIUS protocol. It's the most popular and widely deployed open-source RADIUS server, is also used by many Fortune-500 companies, telecommunications companies, and Tier 1 ISPs. daloRADIUS on the other hand is an advanced web application for managing FreeRADIUS servers.