AAlbertinahlbert.hashnode.dev·6h ago · 3 min readI turned on Secure Boot and my Ubuntu laptop stopped bootingI have an old HP EliteBook Folio 9470m (2014, BIOS F.48) running Ubuntu. I had just upgraded to the latest version Ubuntu 26.04.1 LTS resolute, and I thought I would turn on Secure Boot while I was at00
AAlbertinahlbert.hashnode.dev·May 13 · 4 min readWhat Building a Mini Heroku Taught Me About How Infrastructure Actually WorksI've been doing DevOps work for a while now, Terraform, Docker, Ansible, the usual stack. But there's a difference between using infrastructure tools and building something that behaves like infrastru10
AAlbertinahlbert.hashnode.dev·Apr 28 · 8 min readHow I Built a Detection Engine from Scratch (No Fail2Ban Allowed)When my HNG Internship Stage 3 brief told me to "build an anomaly detection engine that watches all HTTP traffic in real time and automatically responds to attacks," I knew it wouldn't be a quick afte10
