Installing and Configuring OpenVPN Server on CentOS 7
OpenVPN installation, Easy-RSA certificates, NAT settings and client configuration on CentOS 7.
OpenVPN Server Installation and Configuration on Debian 11
Complete guide with setting up an OpenVPN server on Debian 11, certificate management with CA, client .ovpn file creation, NAT settings and security optimizations.
WireGuard Installation (Debian 11) – Modern, Secure and Fast VPN Guide
An SEO-compatible guide explaining WireGuard VPN installation on Debian 11, IPv4/IPv6 configuration, NAT settings, client installation and secure tunnel configuration with annotated code blocks.
OpenVPN Installation and Configuration: Secure VPN Guide for Ubuntu Servers
A step-by-step guide explaining OpenVPN installation, CA management, security settings and multi-client configuration on Ubuntu 22.04/24.04/25.04.
Installing WireGuard VPN on Rocky Linux 8
Learn how to set up WireGuard VPN on Rocky Linux 8 step by step, from key generation to IP routing and firewalld rules.
Installing IKEv2 VPN Server with StrongSwan (Ubuntu 22.04)
Learn how to set up a secure IKEv2 VPN server with StrongSwan on Ubuntu 22.04. CA creation, certificate signing, and Windows/macOS/iOS/Android client settings.
Basic Precautions to Implement to Increase Your Server Security
Comprehensive security guide that strengthens your servers step by step with SSH keys, firewall, VPC/VPN, automatic updates and PKI.
Installing a Private Certificate Authority (CA) on Ubuntu 22.04 – An Explanatory Guide
Learn how to create a private Certificate Authority (CA) with Easy-RSA on Ubuntu 22.04, and the certificate signing and revocation processes, step by step and with explanations.
WireGuard VPN Setup — Secure Tunnel on Ubuntu 22.04 (Explained)
Learn how to install WireGuard VPN on Ubuntu 22.04, create keys, NAT settings and peer configuration with detailed steps.

