This guide demonstrates how to properly set up and run Docker inside an Incus container on Debian 12. It builds upon our previous article “Installing Incus on Debian 12 with ZFS Storage” and focuses on the secure deployment of Docker in a containerized environment. Prerequisites Security Considerations Running containers within containers (nesting) requires specific security…
This guide provides detailed instructions for installing Debian 12 (Bookworm) on PC Engines ALIX system boards with comprehensive write protection mechanisms. While tested on the ALIX.2d13, these instructions should work for other ALIX models as well. Hardware Requirements Prerequisites Before starting the installation, ensure you have: 1. BIOS Configuration 2. Environment Setup First, set up…
In a previous article about setting up Incus on Hetzner Cloud, we showed how to configure a CAX11 server with a separate ZFS partition for optimal container management. This tutorial builds upon that setup and demonstrates how to safely upgrade the server from a CAX11 to a CAX21 instance, focusing on expanding the ZFS storage…
In a previous article, we covered how to protect your Debian 12 server with nftables, where we configured a custom SSH port and locked down access to your server. As a follow-up, this guide will show you how to set up Fail2ban to add an additional layer of security by automatically banning IP addresses that…
Do you need an automatic way to display the current year in your WordPress copyright notice? Here’s how to implement this using the Code Snippets plugin – no direct file editing is required! Prerequisites Implementation Steps Using Your New Shortcode Now you can use the [year] shortcode anywhere in your WordPress site. For example: Place…
Basic Command Usage The basic mutt command for sending HTML emails with attachments follows this pattern: Let’s break down each component: Script Implementation Here’s a general implementation that can be used for any backup or sync operation: Usage Example Here’s how you might use this in practice: Tips This template can be adapted for any…
This guide will walk you through the process of implementing a secure firewall configuration for your Incus server using nftables. We’ll use a modular approach by splitting rules into logical units, making the configuration easier to maintain and modify. Prerequisites 1. Understanding the Modular Configuration Approach Before we begin, let’s understand the structure we’ll be…
Introduction This guide will help you optimize MariaDB performance for WordPress installations running on LEMP stacks (Linux, Nginx, MariaDB, PHP). Using custom configuration files, these optimizations are tailored for typical VPS setups with different CPU and RAM specifications. Understanding MariaDB Configuration MariaDB’s configuration on Debian-based systems follows a specific hierarchy: /etc/mysql/├── mariadb.conf.d/│ ├── 50-server.cnf│ ├──…
As HTTP/3 gains traction, many system administrators are looking to implement this protocol to improve their web server performance. This guide will walk you through the process of setting up HTTP/3 with NGINX, focusing on a multi-domain setup using the sites-available configuration style. What is HTTP/3? HTTP/3 is the latest version of the Hypertext Transfer…
If you’re a WordPress user hosting your site on an Nginx server with PHP-FPM, you may encounter issues when uploading large files or migrating your site using popular plugins like UpdraftPlus or WPvivid. This guide will help you configure your server to handle large file uploads smoothly, ensuring a hassle-free experience when managing your WordPress…
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