A passionate advocate for open tech, transparency, and digital sovereignty.
Welcome to OpenTech Pulse! A space where tech is demystified.
From open source tools to deep dives into how things work, this blog is about sharing knowledge and empowering people to take control of their digital lives.
On 12 November 2026, Outlook, Exchange, Teams and Copilot failed for users in more than 70 countries. Hospitals cancelled operations, courts slowed down and governments lost their inboxes. The outage was technical. The lesson is about dependency.
A federal FBI filing against a Scattered Spider hacker revealed something most Windows users never knew existed — a hidden, permanent device identifier called GDID that cannot be disabled, survives VPNs, and gets handed to law enforcement without your knowledge.
Euro-Office launched June 9 as a sovereign, open-source alternative to Microsoft 365, backed by a sweeping EU Tech Sovereignty Package. But it's already caught in a legal battle and a decade-old format war. Here's the full story.
The roaring enterprise rack era is over. Discover why the modern homelab has evolved into something tiny, silent, and invisible — and how distributed software architecture replaced brute-force hardware.
Learn how to set up a high-availability Docker Swarm cluster using Traefik as a reverse proxy and Keepalived for floating IP failover. This step-by-step guide covers Swarm service deployment, VIP configuration, and building a resilient routing layer for your containerized applications.
Discover how you can easily handle daily business tasks on Kubuntu Linux, from email and office work to video conferencing and file management. This video is perfect for Windows users and companies exploring Linux.
Thinking about trying Linux but worried it’s too different from Windows? In this video, i show you how Kubuntu makes the transition easy.
Learn how to install and configure Nextcloud AIO (All-in-One) behind a Traefik reverse proxy using Docker.
Learn how to secure your self-hosted email server with SPF, DKIM, DMARC, and MTA-STS to prevent spoofing, improve deliverability, and protect your domain reputation.
Learn how to streamline your IT automation workflows by connecting AWX and Discord using a custom Python bot. This guide walks you through the setup, requirements, and practical use cases for controlling Ansible Playbooks directly from a Discord channel
Take a glimpse into the essential tools, apps, and gear I rely on daily, from open source software to minimalist hardware setups that support productivity, creativity, and digital sovereignty.
Learn how to set up a highly available Kubernetes cluster using HAProxy and Keepalived for load balancing and failover on your own infrastructure.
A hands-on review of the TUXEDO InfinityBook Pro 14 Gen8 — a powerful, Linux-first ultrabook. Discover its performance, build quality, battery life, and how it stands out as a privacy-respecting, open tech-friendly laptop.
