Flash
http://blog.gnusquad.org/2008/06/24/cookies-adobe-flash-player/
http://www.ouaza.com/wp/2008/10/30/flash-cookies-vie-privee/
Tests
http://wiki.debian.org/DebianEdu/FlashInDebianEdu
par
http://etbe.coker.com.au/2009/09/07/gnash-and-use-of-free-software/