So after reading all the documentation , I believe that in order to use XMLSocket connections the policy file has to come from TCP and not HTTP , based on the http://www.adobe.com/devnet/flashplayer/articles/fplayer9_security.html
"Strict socket rules
The primary change in support of the DNS hardening improvements in Flash Player 9,0,115,0 is the introduction of strict socket rules. These rules are:
These two rules can be summed up in a simple statement: under the strict socket rules, every socket connection requires permission from a socket policy file."
I have been looking all over the place to try to find some help on how to implement this on a Windows / IIS server and serve a file on port 843 . No luck so far ?
Some help please?