A wide variety of video material distributed by the Chaos Computer Club. This feed contains all events from 33c3 as mp3
https://media.ccc.de/c/33c3
Law Enforcement Are Hacking the Planet (33c3)
In early 2015, the Federal Bureau of Investigation hacked computers in Austria, Denmark, Chile, Colombia, Greece, and likely the United Kingdom and Turkey too. In all, the agency used a Tor Browser exploit to target over 4000 computers spread across the world based on a single, arguably illegal warrant. about this event: https://fahrplan.events.ccc.de/congress/2016/Fahrplan/events/8018.html