ssh
8 articles in this category.
Changing the SSH Port and Disabling Root Login
Step-by-step guide to moving SSH off port 22 and disabling root login on Rocky Linux 9 — without locking yourself out. The exact sequence matters, and this article covers why.
Read →Disable Password Login — SSH Key Authentication Only
The final security step for SSH: disabling password authentication entirely so only key holders can connect. How to do it safely, why it matters, and what to do the one or two times you lock yourself out anyway.
Read →Fail2ban — Automatically Block Brute Force Attempts
How to install and configure Fail2ban on Rocky Linux 9 to automatically ban IPs that repeatedly fail SSH authentication. Including how to unban yourself when it blocks you by mistake.
Read →Why Server Security Must Come Before Everything Else
What actually happens to an unsecured VPS within minutes of going online. Real log data, real attack patterns, and why the security steps in this part aren't optional.
Read →What You Actually Need Before Starting — The Real Checklist
Five things you genuinely need before setting up your first VPS — and a longer list of things you don't. Starting from zero is fine. Starting unprepared costs more time.
Read →Connecting to Your VPS for the First Time
Step-by-step guide to your first SSH connection — on Mac, Windows, and Termius. What you'll see, what to do, the errors you'll likely hit, and the moment that changes how you think about servers.
Read →How to Create an SSH Key — The Security Step You Can't Skip
Step-by-step guide to generating an SSH key pair, copying it to your Vultr VPS, and understanding why your key only works on the machine that created it. For Mac, Linux, and Windows.
Read →What Is SSH — And Why You Need to Understand It Before Connecting
SSH explained without jargon. What it is, how it works, why servers use it, and how to set up your SSH client before Part 2.5. Includes the tools worth using and the ones worth skipping.
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