Essentials
A curated set of foundational guides to help you prepare and protect your VPS before running your validator node.
Whether you're new to node operations or just want to follow good infrastructure hygiene — start here.
🚀 What’s Inside
SSH Key Access
Set up secure, passwordless access to your VPS using SSH keys. The first step to ditching passwords and avoiding brute-force attacks.
Fail2Ban Protection
Block unwanted login attempts automatically. Protect your SSH from bots and brute-force intrusions.
UFW Firewall
Easily manage inbound and outbound traffic. Only open the ports you need.
Disable Root Login (Safely)
Learn how to safely turn off direct root login after setting up a non-root user.
Basic VPS Hardening
A complete checklist to make sure your server is ready and secure before running any validator node.
✅ Why It Matters
These small improvements go a long way in keeping your validator:
- Stable: fewer unwanted intrusions
- Secure: protected from common attacks
- Professional: configured like serious node runners do
You don’t need to be a sysadmin to follow these. We made them simple so you can focus on running great nodes.
Built by Node Runners.
For the Networks We Believe In.
🌐 astrostake.xyz