OWA Web Parts not working in 2013 - "This content cannot be displayed in a frame"

A while back in 2013 (Cumulative Update 2) there was a change which causes a header called X-Frame-Options to be inserted into rendered OWA pages.  This header tells browsers to not render content in an iFrame.  This is a security feature which is meant to help prevent click-jacking. There is a WebPartsFrameOptionsType setting on VDIR/MailboxPolicy, which…

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How to access or change OWA settings for Exchange 2007/2003/2000?

There is no supported way of changing OWA settings using WebDAV for Exchange 2007.  Under Exchange 2000 and 2003, there were properties on the mailbox root which could be changed via code.  However OWA 2007 is a much different animal. Under Exchange 2000 and 2003, there are properties which you could get at with WebDAV…

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