So you want to browse anonymously - You have disabled cookies - You have disabled the media player ID (http://www.computerbytesman.com/privacy/supercookie.htm) - and you have disallowed storing of userData on your pc (http://news.com.com/2100-1023-245556.html?legacy=cnet&tag=st.ne.1002.tgif.ni) And you feel you are safe..but your not because then there is flash mx.. here's a little snippet taken from http://www.macromedia.com/support/flashplayer/help/localinfo/#1_4 <snip> When Macromedia Flash content is being played, the settings you choose for the Flash Player are used in place of options you may have set in your browser. That is, even if you have specified in your browser settings that you do not want cookies placed on your computer </snip> There really isn't any point in implementing p3p in internet explorer when 92% of the webs users are able to view flash content wich totally disregards all of these settings