Learn how to take control of your data privacy through a practical conference talk from the 38th Chaos Communication Congress (38C3) that guides you through setting up your own self-hosted Nextcloud file hosting solution. Master the complete process of building a home cloud system, from selecting appropriate hardware to establishing secure internet connectivity, with step-by-step demonstrations designed for beginners with basic Linux and Bash knowledge. Discover essential aspects of self-hosting including operating system selection, auxiliary software requirements, installation procedures, and security measures for maintaining an internet-accessible Nextcloud instance. Access comprehensive guidance on server maintenance, internet accessibility configuration, and application security best practices, complete with practical demonstrations and access to open-source scripts and documentation.