RFID hacking
http://events.ccc.de/congress/2006/Fahrplan/events/1576.en.html
http://chaosradio.ccc.de/23c3_m4v_1576.html

A Hacker's Toolkit for RFID Emulation and Jamming
http://events.ccc.de/congress/2006/Fahrplan/events/1597.en.html

http://chaosradio.ccc.de/23c3_m4v_1597.html

OpenPCD / OpenPICC
http://events.ccc.de/congress/2006/Fahrplan/events/1566.en.html
http://chaosradio.ccc.de/23c3_m4v_1566.html

RFID - overview of protocols, librfid implementation and passive
sniffing
http://events.ccc.de/congress/2005/fahrplan/events/769.en.html

Practical RFID Attacks
http://events.ccc.de/camp/2007/Fahrplan/events/1957.en.html
http://chaosradio.ccc.de/camp2007_m4v_1957.html

EU Policy on RFID & Privacy
http://events.ccc.de/congress/2007/Fahrplan/events/2396.en.html
http://chaosradio.ccc.de/24c3_m4v_2396.html

Analyzing RFID Security
http://events.ccc.de/congress/2008/Fahrplan/events/3032.en.html
http://chaosradio.ccc.de/25c3_m4v_3032.html

RF fingerprinting of RFID
http://events.ccc.de/congress/2008/Fahrplan/events/2845.en.html

http://chaosradio.ccc.de/25c3_m4v_2845.html

Mining social contacts with active RFID
http://events.ccc.de/congress/2008/Fahrplan/events/2899.en.html
http://chaosradio.ccc.de/25c3_m4v_2899.html

Versuch RFID-Kommunikation mitzuschneiden – CCCB
https://berlin.ccc.de/wiki/Versuch_RFID-Kommunikation_mitzuschneiden

RFID – CCCB

https://berlin.ccc.de/wiki/RFID

Hardware and Software Projects from CCC Members for RFID Hacking:

Open RFID reader
http://www.openpcd.org/
http://www.openpcd.org/openpicc.0.html

The OpenMRTD.org project tries to provide a Free Software toolset
around
the new electronic passports.
http://www.openmrtd.org/

librfid - A Free Software RFID stack
http://www.openmrtd.org/projects/librfid/

And in case you have nothing else to do, ALL the video recordings from
CCC Events (better than C-SPAN) are available in iTunes as well:

http://itunes.apple.com/us/podcast/23c3-video-recordings/id250392145
http://itunes.apple.com/us/podcast/24c3-video-recordings/id271251344
http://itunes.apple.com/us/podcast/camp-2007-video-recordings/id271888624
http://itunes.apple.com/us/podcast/25c3-video-recordings/id303741410