The Chaos Computer Club e. V. (CCC) is Europe's largest association of hackers.
Since more than thirty years we are providing information about technical and societal issues, such as surveillance, privacy, freedom of information, hacktivism, data security and many other interesting things around technology and hacking issues.
The 31st Chaos Communication Congress (31C3) is an annual four-day conference on technology,society and utopia. The Congress offers lectures and workshops 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.
And here is a link to the youtube playlist.
I just thought I will let you know that this exists.