Setup A Secure Remote Access VPN On OPNsense With OpenVPN
🔐 Complete Guide: How to Set Up a Secure Remote Access VPN on OPNsense Using OpenVPN
In this comprehensive tutorial, you’ll learn how to configure a fully secure remote access VPN on your OPNsense firewall using OpenVPN. Whether you're managing a home lab, a small business network, or simply need encrypted access to internal resources while traveling, this guide covers everything you need.
🚀 What This Video Covers:
✅ Installing and enabling the OpenVPN plugin
✅ Generating a Certificate Authority (CA) and server/client certificates
✅ Setting up local VPN users
✅ Full OpenVPN server configuration on OPNsense
✅ Assigning correct firewall rules to allow VPN traffic
✅ NAT settings for proper packet forwarding
✅ Exporting client configuration files using the built-in Export tool
✅ Connecting from Windows, macOS, Linux, Android, and iOS
✅ Testing your VPN connection for leaks and routing
📋 What You Need:
- OPNsense firewall (version 25.1 or newer recommended)
- Admin access to your OPNsense web UI
- Public static IP or dynamic DNS (DDNS)
- A client device (laptop, phone, etc.) to connect remotely
- Basic understanding of TCP/IP and firewall rules
🔒 Why Use OpenVPN with OPNsense?
- OpenVPN is a well-established, open-source VPN solution that offers:
AES-256 encryption for strong data protection
- Support for multi-platform clients (OpenVPN Connect, Viscosity, Tunnelblick, etc.)
- Seamless integration with OPNsense's built-in certificate manager and firewall
- Full control over routing, DNS, and user access policies
🖥️ Client Platforms Supported:
- Windows (OpenVPN Connect)
- macOS (Tunnelblick / Viscosity)
- Linux (NetworkManager, CLI)
- iOS & Android (OpenVPN app)
🎯 Perfect for:
- Remote workers
- Self-hosting enthusiasts
- Network administrators
- Privacy-conscious users
- Anyone looking to securely access internal services (like NAS, Home Assistant, Proxmox, etc.)
👇 Download Links & Resources:
🔗 OPNsense:
https://opnsense.org/🔗 OpenVPN Client Downloads:
https://openvpn.net/client-connect-vpn-for-windows/🔗 Dynamic DNS Setup Guide (If Needed)
🔗 Troubleshooting Cheat Sheet PDF (linked in description)
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#OPNsense #OpenVPN #RemoteAccessVPN