Can't display PDF from HTTPS in IE 8 (on 64-bit Vista)

64-bit, https, internet-explorer, internet-explorer-8, pdf

Solution

Thought I'd come back and give the final answer.

Thank you to everyone that suggested "Do not save encrypted pages to disk".

I followed EricLaw's advice and set:

Cache-Control: private 

I also found that I had `Pragma: no-cache`, which I removed.

Works like a charm now :)

Problem

I have a home-grown HTTPS server that serves up simple files (it's embedded within my app). It works great -- been using it forever. Recently added SSL support -- Chrome, FireFox and IE all like it and load pages just fine. The problem I find is when I try to load a PDF file over the HTTPS connection. For some reason, the PDF never displays in IE 8 (64-bit on 64-bit Vista). It works fine in Chrome. And it works fine in IE 8 when using plain HTTP -- only fails when using HTTPS. NOTE: When IE 8 is mentioned, it's 32-bit IE 8 on 64-bit Vista, although the 64-bit IE 8 has the same behavior. That makes me think it's some sort of IE 8/HTTPS/PDF/64-bit OS issue, but I'm not sure. DebugBar for IE 8 shows the request and response went exactly as expected -- no errors at all. IE 8 doesn't show any errors or anything -- pure white screen (or the page that was displayed before I tried to load the PDF). Cleared cache/cookies/etc. Are there any known issues with IE/PDF/HTTPS?

Original source

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