I’m very sick of this Flash session issue. I thought I had the perfect solution of passing the session id into Flash and fix the session by appending all the request, then the bomb drops to me. It doesn’t work in an iframe in IE. Apparently, IE doesn’t trust cookies set from an iframe so there goes the session. The solution is to add a header information in the backend code. Something like this for PHP.
header('P3P:CP="IDC DSP COR ADM DEVi TAIi PSA PSD IVAi IVDi CONi HIS OUR IND CNT"');
It’s not hard to find the code for other languages in Google.
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