World Congress of hackers
According to tradition, each year, in late December, the Germans take the World Congress of hackers (born Chaos Communication Congress). In 2012, held for 29 th in a row. 6000 professional hackers and security experts to discuss pressing issues, conducted numerous workshops for technical and socio-political aspects, shared experiences and just chat in a relaxed atmosphere. One of the main themes of the congress was to confront global surveillance by the state.