Tutorials

Choosing between WireGuard and OpenVPN comes down to architecture and needs. This guide compares speed, security models, transport behavior, mobility, and device support.

WordPress security starts at the server layer. This guide shows how to lock down SSH with keys only, use a minimal iptables firewall, and (optionally) put wp-admin behind WireGuard. Copy the commands, apply them in minutes, and get a fast, low-overhead baseline that blocks common attacks.

Nextcloud Collabora vs. ONLYOFFICE: Our guide compares features, UI, and MS Office compatibility to help you decide which solution to choose.

Managing a Contabo server requires both security and efficiency. One of the most important steps in securing remote access is setting up an SSH (Secure Shell) connection. This is a practical guide on understanding Secure Shell to configuring it on both Windows and Linux systems. Hosting websites, managing applications, or handling databases – in all

If your website or application experiences high traffic, a load balancer is essential. It distributes incoming requests across multiple servers, keeping your site fast, reliable, and secure. They are especially important for high-traffic websites, cloud applications, and APIs. This guide explains why you need a load balancer, introduces the most used options, and provides step-by-step

NGINX is a versatile and high-performance open-source web server that has become a cornerstone of modern web infrastructure. Beyond serving websites, it functions as a reverse proxy and load balancer, enabling faster response times, improved security, and seamless scalability for high-traffic applications. Its efficiency and flexibility make it a popular choice for companies ranging from

Speed, stability, and global reach are considered a necessity for any modern website. One of the most effective ways to achieve all three is to use a content delivery network (CDN). In this guide, we explain what a CDN is, how it works, and the exact steps you need to take to set it up

Nextcloud is a powerful platform for file sharing and collaboration, but over time, you might notice its performance start to degrade. Suddenly, your web interface feels sluggish, file uploads take forever, and the desktop client seems to be in a constant state of checking for changes. If you’re dealing with a Nextcloud slow to the

This practical guide shows you how to measure and maximize WireGuard performance on a Contabo VPS or Dedicated Server. Build a reliable baseline-vs-tunnel benchmark, fix MTU/MSS, verify offloads, and use parallel streams. Clear checklists and minimal commands turn tuning into repeatable, near-baseline throughput.

Finding the right file on a Linux server can be challenging at first. However, once you understand the structure of the file system and a few commands, it becomes much easier. In this guide, you will learn how to find files within Linux using simple, practical examples.  Understanding the Linux File System  In Linux, everything