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Posted by Alun Jones on July 20, 2008, 2:24 am
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> Simple question, already searched but really nothing found.
>
> When I try to access a network resource - of a server I not yet have
> authenticated against - I get a Windows Credentials Prompt.
>
> I'm developing an .net application that needs to access a network
> share. Is there a .net or WinAPI call I can make that shows this
> Windows Credentials Prompt and gives me back a token so that I can
> Impersonate that User to access the network resource? Without this i
> get security exceptions and can not access files.
>
> Impersonation by using a Token through calling LogonUser API (with
> user password given) works. But i would prefer showing the Windows
> Prompt instead of doing a own user/pass prompt.
>
> And, is there an API to check if a token exists to access a server?
> (checking if it is necessary to show the prompt.)
CredUIPromptForWindowsCredentials should do the trick of getting you a
username and password back - I don't see a function that just returns a
token.
Alun.
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