Practical insights, tips and resources for WordPress and WooCommerce hosting, performance and security – for anyone who wants to get the most out of their website.
Browse all Raidboxes articles – valuable insights, tips and resources on WordPress hosting, performance optimisation and security.
Tobias Schüring29. May 2026
SQL injections: Attacks on the heart of your website
In addition to brute force attacks, SQL injections are always on the list of the biggest threats to WordPress websites. These are relatively simple manipulations of your website’s database. This allows you to access sensitive data or set up admin accounts yourself and manipulate a website at will. We show how the attack works and why it is so dangerous. In March 2008, 134 million credit card details were obtained from the American company Heartland Payment Systems, including by a true mastermind. This attack is based on a relatively easy-to-execute hack called SQL injection. In this attack, access is gained to the database of a website and therefore to all the data on a website. In fact, SQL injections are […]
Why WordPress maintenance costs agencies margin and how to protect it
Imagine it’s Monday morning, 8 o’clock. The phone rings because a customer’s online shop has been down since the last update. The conversion rate is zero and the shop is unavailable. The cause is quickly found: A plugin update has triggered a conflict because the last WordPress maintenance was not carried out properly. This scenario is no exception. For agencies that manage multiple WordPress websites, incorrect or irregular WordPress maintenance and upkeep is one of the biggest hidden risks. It costs time, nerves and revenue. The most important facts in brief What is WordPress maintenance? WordPress maintenance includes all regular measures that keep a WordPress website secure, fast and stable. This includes updates to WordPress core, plugins and themes, regular […]
Optimise WordPress images: The complete guide and the best plugins 2026
You’ve just uploaded a great photo, but your website feels like it’s taking forever to load? You’re not alone. Non-optimised images are one of the most common performance killers on WordPress websites. The good news is that the problem can be solved quickly and easily with the right plugin, without any prior technical knowledge. What are WordPress plugins for image editing and optimisation? WordPress plugins are extensions that can be integrated into the content management system (CMS) and have been specially developed for use within WordPress. They enable all users to edit, optimise and manage images within the CMS. Other image editing programmes, such as Adobe Photoshop, Figma or GIMP, are separate applications that can be installed on the user’s […]
In 2026, the search for a free WordPress theme often resembles a digital obstacle course. The directory on WordPress.org is bursting at the seams, but behind the pretty thumbnails often lurk slow loading times, legacy code or “free versions” that are so heavily clipped that they are barely usable without an expensive Pro upgrade. But they still exist: the real gems that offer you a design and performance for €0 that you used to have to dig deep into your pockets for. We’ve cut our way through the theme jungle and selected the 9 best free themes in our experience that will keep your website fast and stable – with full alignment to modern standards. This is how we tested: […]
The 19 best WordPress themes 2026: Professional guide for agencies
Are you looking for a theme foundation for your customer projects that not only looks good today, but will still be maintainable and performant in two years’ time? In this guide, we have compiled what we consider to be the 15 best WordPress themes (+4 bonus classics) and report from our own experience on features, pricing models, technical performance, scalability, management and design efficiency. The feature power packs These themes use the familiar Customiser, but are deeply integrated with the block editor. They offer the perfect balance of familiar control and modern performance. Ideal for quick work without in-depth technical tinkering. 1. Kadence: The all-round champion Our test winner is Kadence. The theme offers a great symbiosis of high-end performance, […]
WordPress architecture: performance through professional system design
If your WordPress website is slow, this is rarely due to a lack of plugins. Good WordPress performance is the result of a clean WordPress architecture in which all technical components are interlinked. It is precisely this interplay that determines whether your website runs stably, loads quickly and remains reliable even when heavily used. In this article, you will find out which components make up a robust WordPress architecture and why only the combination of server technology, caching and support ensures consistently fast and reliable performance. Why certain websites particularly benefit from a clean architecture Not every website has the same performance requirements. Projects with a lot of content, users and functions in particular benefit from a well thought-out WordPress […]
6 current data protection regulations for websites: This is what matters in 2026
The data protection landscape remains in flux. What was compliant yesterday may pose a legal risk tomorrow. For WordPress agencies and developers, this means that vigilance is a must. The General Data Protection Regulation (GDPR) continues to form the foundation of European data protection law. However, its interpretation and enforcement by authorities and courts are constantly evolving. At the same time, new technologies such as AI are raising additional questions about data processing. In this article, we look at six current data protection regulations for websites in 2026 and show you how specialised tools such as iubenda can help you to implement these requirements efficiently and operate your website in compliance with the GDPR. The most important data protection requirements […]
Website relaunch without losing rankings: The most important SEO hurdles and why the technical setup is crucial
A website migration is not just about technology, but also about maintaining the visibility that has grown in search engines and increasingly also in LLMs. Even small errors in redirects, indexing or performance can cause ranking losses. My article therefore highlights key SEO hurdles during migrations and how these can be made manageable with clear processes, clean staging, stable hosting and consistent monitoring. Why is a migration so sensitive from an SEO perspective? From an SEO perspective, the migration of a website is not a purely technical infrastructure change, but an intervention in a system already interpreted by search engines. Over time, a structure of URLs, internal links, technical signals and external references is created, which together characterise the visibility […]
WordPress 7.0: All new features, release info and what’s changing now
A new major release is here: WordPress 7.0 was officially released on May 20, 2026. With this release, the CMS continues its evolution from version 6.9 and introduces numerous improvements to the editor, performance, and developer tools. With this release, WordPress continues its transformation into a modern, block-based publishing platform, with a stronger focus on design systems and more efficient content workflows. In this post, we’ll break down the most important new features in WordPress 7.0 and explain what they mean for agencies, developers, and website owners. You’ll learn what features the new version includes and how to best prepare your website for the update. The WordPress 7.0 release at a glance The Release Schedule for WordPress 7.0 A major […]
WordPress monitoring: How to make sure your website is running reliably
If your WordPress website suddenly becomes slow or goes down, you will feel the consequences immediately. Downtime costs revenue, visibility and trust. As WordPress is extended with plugins and themes, even small updates or new functions can have a noticeable impact on performance. With clear WordPress monitoring, you can keep an eye on loading times, uptime, server load and possible sources of errors. This article shows you which KPIs are important, which tools will help you and how you can implement your WordPress performance optimisation on a daily basis to keep your website stable, fast and reliable. What is WordPress monitoring? How monitoring differs from maintenance and optimisation Maintenance deals with updates, backups and the security of your website. Optimisation […]
Many people think that a website is finished after the launch. The truth is different: Without regular WordPress maintenance, the risk of security vulnerabilities, downtime and loss of revenue increases dramatically. In the first half of 2025 alone, 6,700 new security vulnerabilities were reported in WordPress plugins, themes and core. A professional WordPress maintenance contract protects your website from these risks. In this article, you will find out which services are included, how agencies calculate fair prices and why maintenance contracts are a win-win solution for both sides. Why WordPress maintenance contracts are indispensable A WordPress website is never “finished”. Without regular maintenance, security vulnerabilities arise, loading times deteriorate and downtime costs revenue. A professional WordPress maintenance contract ensures security, […]
Manage multiple WordPress sites: Efficient management in everyday agency life
Anyone who manages many WordPress projects knows how quickly the daily routine consists of updates, backups, support requests and reporting. A centralised platform with automated processes saves time and reduces errors. This article shows you how to manage multiple WordPress sites, what tools are available and how you can impress your customers. As an agency or freelancer, success quickly grows into a logistics task. One project becomes ten, ten become twenty. In practice, managing multiple WordPress sites means dozens of logins, different hosting environments, manual updates and the constant pressure to keep track of everything. WordPress Multisite is often cited as a solution, but is only suitable for connected projects. Agencies, on the other hand, need tools that map independent […]
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