Quick answer: WireGuard on your VPS = secure tunnel to internal services without exposing everything publicly.
Related
VPS & root servers: Order VPS in Germany · NexoraHost · nexorahost.com (Maincubes FRA01 Frankfurt · Ryzen · NVMe)
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.