25/09/2026
How to Secure the Linux Root User on a Cloud Server
If you're using a Linux VPS, dedicated server, or cloud server, securing the root user should be one of the first things you do after setting up the server. In this guide, we'll secure the root user by setting up SSH key authentication, disabling password authentication, changing the default SSH port, installing rsyslog for SSH logging, and using CrowdSec to monitor logs and block suspicious IP addresses....
If you’re using a Linux VPS, dedicated server, or cloud server, securing the root user should be one of the first things you do after setting up the server. In this guide, we’ll secure…