Using ISAPI Extensions to change-out OWA Credential is not supported

Single sign-on applications usually use an ISAPI Extension on Exchange servers in order to swap-out credentials being passed to OWA.  This type of manipulation is not supported by Microsoft.  In fact any thing which augments the behavior in this way is not supported.  While such filters/extensions may have worked with Exchange 2000 and 2003, they…

4