Actionscript's ExternalInterface.addCallback only working locally, not in production

Question

In my Flex app, I need a Javascript control to call one of my Actionscript methods. Simple enough, according to the Flex/Actionscript documentation, I wrote this in my Acti

Answer 1

Communication between your SWF and the DOM is not handled by the crossdomain file. This kind of interaction between Flash content and the navigator is handled by the values of allowScriptAccess and allowNetworking tags in the html wrapping your SWF.

Because your SWF and the HTML are not from the same qualified domain, you have to set the allowScriptAccess value to always. But take care, because that means if you load an untrusted content in your SWF, it will also have access to the DOM page and possibly do malicious things.

For more info, please look at :

http://tv.adobe.com/watch/how-to-develop-secure-flash-platform-apps/scripting-and-allowscriptaccess/ http://kb2.adobe.com/cps/407/kb407748.html http://blogs.adobe.com/stateofsecurity/2007/07/how_to_restrict_swf_content_fr_1.html