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How to Install and Configure WireGuard VPN Server on Ubuntu: Setting Up a High-Speed Virtual Private Network

By IT From Zero October 7, 2026

A step-by-step guide to building a WireGuard VPN server on Ubuntu. Master Cryptokey Routing, tune MTU to prevent packet bottlenecks, and generate QR codes for quick client setup.

Ubuntu

How to Install Tailscale on Ubuntu: Create a Mesh VPN Without Port Forwarding

By IT From Zero October 4, 2026

A step-by-step guide to installing and configuring Tailscale on Ubuntu. Set up a secure WireGuard Mesh VPN for remote server access without opening ports or buying static IPs.

Network

Installing Firezone: An Open-Source Zero Trust (ZTNA) VPN Solution Based on WireGuard

By IT From Zero September 19, 2026

Forget slow and insecure traditional VPN solutions. This guide helps you deploy Firezone—a high-speed, secure, open-source ZTNA solution built on WireGuard.

Network

WireGuard Split Tunneling Mastery: Don’t Let Your VPN Slow Down Your Internet

By IT From Zero September 6, 2026

Split Tunneling allows you to use a VPN without slowing down your connection. Learn how to configure WireGuard on Linux for selective routing by IP and domain.

Network

Turn SSH into a VPN in 30 Seconds with sshuttle: Fast, Lean, and No Root Required

By IT From Zero August 31, 2026

Learn how to use sshuttle to create an instant VPN over SSH. A perfect OpenVPN alternative for DevOps, supporting full traffic routing and internal DNS without requiring a root server.

Network

Setting Up a Zero Trust VPN with Pritunl: A Pro Network Management Solution for Businesses

By IT From Zero August 14, 2026

Forget the hassle of manual .ovpn file management. This guide helps you build a Zero Trust VPN system with Pritunl, supporting MFA and WireGuard in just a few simple steps.

Virtualization

Site-to-Site VPN Between Two Proxmox VE Clusters via WireGuard: Fast, Lightweight, and Rock-Solid

By IT From Zero August 10, 2026

Forget OpenVPN! A detailed guide on setting up Site-to-Site VPN for Proxmox VE using WireGuard to achieve maximum speed and minimum latency.

Security

Deploying Zero Trust Mesh VPN with NetBird: How I Protected My Server from 50,000 Brute-force Attacks Nightly

By IT From Zero July 30, 2026

A guide to building a Zero Trust Mesh VPN with NetBird on Linux. A modern alternative to traditional VPNs for securing SSH and connecting servers safely without port forwarding.

Network

Building a Stealth VPN with Xray-core and XTLS-Reality on Linux: Traffic That Looks Like Regular HTTPS

By IT From Zero June 27, 2026

A complete A-to-Z guide to installing Xray-core with XTLS-Reality on a Linux server — generating keypairs, configuring VLESS, setting up the client, and monitoring. VPN traffic looks like ordinary HTTPS and cannot be detected or blocked by DPI.

Virtualization

Deploy a VyOS Virtual Router on Proxmox/KVM: Firewall, NAT, and Site-to-Site VPN from A to Z

By IT From Zero June 20, 2026

A hands-on guide to deploying a VyOS virtual router on Proxmox or KVM, covering stateful zone-based firewall, NAT masquerade, port forwarding, and IPsec IKEv2 Site-to-Site VPN. Follows a practical workflow from installation to a production-ready lab network.