Quick answer: Baseline VPS security: harden SSH, UFW, updates, Fail2ban/CrowdSec, HTTPS – then least privilege for apps.
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Frequently asked questions (FAQ)
How do I secure my root server from hacker attacks?
1. SSH keys instead of passwords, disable root login, 2. UFW firewall + Fail2ban, 3. regular updates (unattended-upgrades), 4. minimize ports, 5. fail2ban rules for services, 6. regularly check logs. Result: 99% protection against standard attacks.
What is Fail2ban and how do I set it up?
Fail2ban monitors log files and automatically blocks IPs after X failed login attempts. Installation: apt install fail2ban. Then: edit /etc/fail2ban/jail.local, adjust bantime/maxretry, systemctl restart fail2ban.
Do I need DDoS protection for my game server?
For smaller servers (
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