Canonical under DDoS: what my Railway logs and uptime say about my real exposure Why do we assume shared infrastructure "just works" until it stops working for someone else? I spent years living inside that assumption before the Canonical DDoS forced me to actually measure it against my own logs. Last Wednesday I opened HN and saw "Canonical under DDoS attack" sitting at 178 points. First instinct: scroll past. Second instinct — the one that won — open Railway and figure out exactly how tied I was to the servers someone was hammering at that moment. The answer was uncomfortable. Ubuntu DDoS 2025: what happened and why it matters in production The attack targeted Canonical's distribution infrastructure — mirrors, APT repositories, the network that feeds apt-get update on millions of machines. It wasn't a code breach. Nothing was stolen. It was volumetric: flood the servers until apt stops responding.…