RWK: Good stuff... Of course the question is how one defines a "trusted server". When the client gets the certificate from the trusted server where does it get stored? While Wave technology is not mentioned here...nothing is impossible...as the following Real Video shows: <A HREF="http://real.xobix.ch/ramgen/sfdrs/vod/sport/450k/te_federer_doha.rm" target="_blank">http://real.xobix.ch/ramgen/sfdrs/vod/sport/450k/te_federer_doha.rm</A>