Set Up WireGuard VPN on VPS – Secure Remote Access

Quick answer: WireGuard on your VPS = secure tunnel to internal services without exposing everything publicly.

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Frequently asked questions (FAQ)

WireGuard or OpenVPN?

WireGuard: faster, modern, less code, simpler config. OpenVPN: older clients, more enterprise legacy.

Which port for WireGuard?

Default UDP 51820. Open in UFW: ufw allow 51820/udp. Port changeable in wg0.conf.

Access internal Docker ports via VPN?

Yes – VPN clients get 10.0.0.x IPs and can reach internal services (Portainer, DB) without public exposure.

WireGuard on small VPS?

1 GB RAM enough for 5–10 clients. Minimal CPU load. Ideal combined with Cloudflare tunnel for web apps.

GDPR with VPN server in DE?

VPN server in Frankfurt = traffic under German law. No connection content logs needed – keep connection metadata minimal.

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