The Great Firewall of China (GFW) is one of, if not arguably the most advanced Internet censorship systems in the world. Because repressive governments generally do not simply publish their censorship rules, the task of determining exactly what is and isn’t allowed falls upon the censorship measurem
What happens when state domains expire - and suddenly someone else owns them? This presentation will report on how several formerly official but unregistered domains of German federal ministries and authorities could be acquired - and which data streams became visible as a result. For months, DNS qu
Reports of GNSS interference in the Baltic Sea have become almost routine — airplanes losing GPS, ships drifting off course, and timing systems failing. But what happens when a group of engineers decides to build a navigation system that simply *doesn’t care* about the jammer? Since 2017, we’ve bee
