Tutorials

Setting up a Kubernetes cluster may seem complex at first, yet you can build one quickly with clear steps. In this tutorial, you’ll learn how to create a complete Kubernetes cluster, from preparing servers to deploying your first workload. We walk through architecture, installation, networking, and deployment so you can follow along confidently on any […]

A Content Security Policy, or CSP, helps protect your website from cross-site scripting attacks. It limits which resources the browser can load and adds an important layer of defense to your VPS setup. In this article, you learn how to configure CSP, test your rules safely, and improve your site’s overall security with additional headers. 

Infrastructure as Code, often referred to as IaC, helps you build and manage cloud infrastructures with the same care you apply to software. Instead of clicking through dashboards or following manual setup instructions, you define your infrastructure in code and apply it consistently. This makes deployments faster, more reliable, and much easier to repeat whenever

Keeping your cPanel hosting secure protects your websites, data, and customers. With the right cPanel security settings, you reduce attacks and prevent unauthorized access. In this guide, you learn how to harden both cPanel and WebHost Manager using built-in tools and smart server-side measures.  Secure Your cPanel and WebHost Manager Access  First, secure how you

Cloud hosting offers high flexibility and performance. However, without the right security setup, your data and applications remain vulnerable. In this guide, you learn about the most important cloud hosting security practices, how to protect data and reduce threats on both cloud and VPS environments with Contabo.  Cloud vs. VPS Hosting Security  Even though cloud

When choosing the right cloud storage solution, it’s best to understand the basic storage types, so the decision becomes much easier. In this guide, you will learn where object storage and block storage work best and how to evaluate cloud storage pricing without surprises.   Step 1: Know Your Cloud Storage Options   First, you need to

Before introducing new applications or preparing for increased traffic, you need to know whether your application can withstand the pressure. Load testing allows you to evaluate performance, stability, and capacity before users experience problems. In this article, you will learn how to perform effective load testing, which tools to use, and how to align testing

Running your own mail server allows you to move away from third-party services and take charge of your email delivery, authentication, and security. This guide walks you through the entire process in a clear and simple way, so you can manage email confidently on your Contabo VPS.  Choose Your Platform  Before you start with the

Improving your WordPress performance doesn’t need to be complicated. With LiteSpeed Cache, you can speed up your website noticeably and create a smoother experience for your visitors. This guide walks you through every step for you to set up LiteSpeed Cache quickly and enjoy faster load times right away.  What Is LiteSpeed Cache  Caching stores

Hosting several websites on a single server is simple when you use LiteSpeed virtual hosting. This guide shows you how to configure multiple domains, set document roots, enable SSL, and test your setup. You’ll learn each step in a clear and structured way, making it easy to follow even if you’re new to LiteSpeed.  What

Setting up a firewall is one of the simplest ways to strengthen your server’s security. In this guide, you’ll learn how to configure a firewall for your cloud-based server step by step. You’ll also see how to manage inbound and outbound traffic and apply smart port management to keep attackers out while keeping your services

APIs are a core part of applications. They provide data and functions to other services by exposing part of the code, which is why it’s important to secure them. This guide explains practical API security measures you can apply on your server, from authentication to infrastructure hardening and safe use of mock APIs.  Core Security

Server monitoring helps you keep your infrastructure stable and responsive. Without proper insights, you often notice performance issues only after they have already affected your applications. Prometheus and Grafana work together to give you real-time visibility into your server’s CPU, memory, disk activity, and network performance. This guide explains how to install these tools, connect

Virtualization technology sits at the core of nearly all cloud-based services. It enables flexibility, scalability, and strong performance – making it a key part of modern VPS hosting. In this article, you’ll learn what virtualization is, why it matters, and how Contabo uses it to deliver stable and cost-efficient virtual servers.  What Is Virtualization  Virtualization