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第4回 セキュリティうどん(かまたま)

http://sec-udon.jpn.org/doku.php?id=workshop:4th

Rooted CON 2010

https://www.rootedcon.es/cfp2011-eng/

nullcon Dwitiya (2.0)

The Jugaad(hacking) Conference
nullcon is an initiative by null - The open security community.
http://nullcon.net