I want to write some metadata into JPEG and TIFF files uploaded to my ASP.NET 3.5 website. Having failed to find any suitable tool within ASP.NET itself, I am trying to invoke an external utility program called ExifTool that is designed to run on a Windows command line. I'm using code I found on another ASP.NET forum thread at http://forums.asp.net/p/1225260/2196871.aspx. I have a button on one of my web pages that calls the VB.NET subroutine shown below to test this process. It works fine on my own PC (with a different path to ExifTool in Line 11) but on my live website it fails with the following Security Exception error on Line 26.
Security Exception
Description: The application attempted to perform an operation not allowed by the security policy. To grant this applicatio ...
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