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Verified by Experts
Updated: June 2026
VPS Hosting7 min read
Best VPS Security Practices
The essentials for locking down a VPS before it becomes an important production server.
01
SSH keys
SSH keys are safer than passwords because they are harder to guess and can be protected with a passphrase. Keep private keys off shared devices and rotate access when team members leave.
02
Firewalls
A firewall should allow only the ports your services actually use. Common examples include 22 for SSH, 80 and 443 for websites, and specific game ports for servers.
03
Updates
Regular updates close known vulnerabilities and keep your stack stable. Schedule maintenance windows for important production workloads so security patches do not become disruptive surprises.
04
Fail2Ban
Fail2Ban watches logs for repeated failed login attempts and can temporarily block suspicious IP addresses. It is especially useful for SSH and web login endpoints.
05
Backups
Backups protect against mistakes, compromise, disk failure, and bad updates. Store at least one copy away from the VPS and test recovery before you rely on the backup plan.