20 Essential SSH Configurations and Security Tips for Linux
SSH is an essential tool for anyone managing Linux servers, and using it correctly can make your work both easier and more secure.
By following the tips in this guide, you can protect your servers from unauthorised access, simplify your logins with key-based authentication and aliases, and monitor activity with tools like fail2ban and session timeouts.
Start with the basics, such as changing the default port, disabling root login, and setting up key-based login, and then gradually explore advanced features like two-factor authentication, SSH tunnelling, and verbose logging.
The linked article is a really useful overview to skim though and see what you can use, and what can be locked down and even automated.
See
20 Must-Know SSH Security Settings for Linux Sysadmins
In this guide, we’ll cover essential SSH security tips every Linux beginner should know to keep their servers secure, efficient, and running smoothly.
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