The 39th Chaos Communication Congress (39C3) takes place in Hamburg on 27-30 Dec 2025, and is the 2025 edition of the annual four-day conference on technology, society and utopia organized by the Chaos Computer Club (CCC) and volunteers. Congress offers lectures and workshops and various events on a multitude of topics including (but not limited to) information technology and generally a critical-creative attitude towards technology and the discussion about the effects of technological advances on society.
60 min
Programmierte Kriegsverbrechen?
Über KI-Systeme im Kriegseinsatz in Gaza und warum…
39 min
Greenhouse Gas Emission Data
Public, difficult to access, and not always correct
40 min
What Makes Bike-Sharing Work?
Insights from 43 Million Kilometers of European Cycling Data
56 min
Wer liegt hier wem auf der Tasche?
Genug mit dem Bürgergeld-Fetisch. Stürmt die Paläste!
41 min
