Re: UnauthorizedAccessException by activating integrated authentification

From: Joe Kaplan \(MVP - ADSI\) (joseph.e.kaplan_at_removethis.accenture.com)
Date: 05/03/05 

Date: Tue, 3 May 2005 12:46:05 -0500

This is known as a double-hop issue. With IWA, your security context can't
hop to a second machine unless Kerberos delegation is enabled. A Google
search on those terms will yield many hits and solutions.

Joe K.

"Klaus Ballmann" <stosstange@gmx.de> wrote in message
news:Xns964B9C67A9B53stosstangegmxde@207.46.248.16...
> Hi,
>
> I develop a webservice, which will be used by a small vba access client.
> The webservice reads some files in a network-share-folder. There is no
> domain, so I created two users with same name and password.
> I enabled only basic authentification in IIS and access the webservice via
> MSXML 3.0
>
> Set objSendServerXML = New MSXML2.ServerXMLHTTP30
> objSendServerXML.Open "POST", "https://bla/blub/" , True, "Username",
> "Password"
>
> I use impersonate=true and the webservice can access the network-files,
> but
> I can't debug the webservice with basic-authentification.
> If I activate integrated windows authentification, I can debug, but .net
> reports UnauthorizedAccessException,
> when the service tries to read the network files. I log
> WindowsIdentity.GetCurrent().Name and WindowsIdentity.GetCurrent
> ().AuthenticationType...
> The vba client still authentificates by basic-authentification and the log
> looks similar to me... but where is the difference?!!!!
>
>
> Thanks in advance
>
> Regards
> Klaus

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