Installing strongSwan on Elementary OS

In this tutorial, we will install strongSwan on Elementary OS, which is a free and open-source IPsec-based VPN solution. strongSwan supports various authentication protocols, including RSA, X.509, and password-based authentication. We will use the latest version of Elementary OS to install strongSwan.

Prerequisites

Before we start, make sure your system is up to date:

$ sudo apt update && sudo apt upgrade

Installing strongSwan

Follow these steps to install strongSwan on Elementary OS:

  1. Open the terminal by pressing CTRL + ALT + T or by clicking on the "Terminal" icon in the Applications menu.

  2. Type the following command to install strongSwan:

$ sudo apt install strongswan
  1. Wait for the installation to complete. Once done, verify if the installation is successful by checking the strongSwan version:
$ sudo strongswan version

This should display the version number of strongSwan installed.

Congratulations! You have successfully installed strongSwan on Elementary OS. You can now configure strongSwan to connect to a VPN server.