SSH

Install Almalinux on a headless Raspberry Pi

To install Almalinux on a Raspberry Pi, we need to get the image first. There is a lot of information on the wiki of Almalinux. In my case, I downloaded the image and flashed a micro SD card with Balena Etcher. When the operation completes, don’t put the SD card in the Raspberry Pi yet. By default, SSH is configured not to allow password logins. This is a good thing!

Tunneling traffic over SSH

In this blog, we will cover the types of SSH tunnels and their applications. We will also cover how to set up a tunnel and how to use it to publish an application on the Internet.

Fail2Ban

Fail2ban is a popular intrusion prevention tool that helps protect your server from unauthorized access by automatically blocking IP addresses. In this articel we'll discuss how to install and configure Fail2Ban on a Linux-based server.

Configure Git client settings

How to configure ssh to connect to your Git provider