How to Protect SSH with Fail2Ban
Fail2ban is a service that can be run on your server to dynamically block clients that repeatedly fail to authenticate correctly with your services . This can help mitigate the affect of brute force attacks and illegitimate users of your services. In this guide, we'll demonstrate how to install and configure fail2ban to protect SSH on an Ubuntu 22.04 server.
CentOS
How To Protect SSH With Fail2Ban on CentOS 7
How To Protect SSH with fail2ban on CentOS 6
Debian
How To Protect SSH with Fail2Ban on Debian 11
How To Protect SSH with fail2ban on Debian 7
Rocky Linux
How To Protect SSH with Fail2Ban on Rocky Linux 9
How To Protect SSH with Fail2Ban on Rocky Linux 8
Ubuntu
How To Protect SSH with Fail2Ban on Ubuntu 22.04
How To Protect SSH with Fail2Ban on Ubuntu 20.04
How To Protect SSH with Fail2Ban on Ubuntu 14.04
How To Protect SSH with fail2ban on Ubuntu 12.04
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