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Re: Problem with NTLM proxy authentication

From: Ulrich Telle <>
Date: Wed, 10 Sep 2014 09:11:36 +0200


> > One difference I see in the source code of the SSPI authentication
> > module of FireFox is that SSPI function InitializeSecurityContext is
> > called without any of the flags libcurl is using:
> I wonder whether we are being "too strict" in some respects. The libcurl
> NTLM SSPI code (as far as I can remember) has been like that for years.
> Have you tried and if not can you try removing some or even all of
> those flags and passing 0 in your version of libcurl?

I discovered this difference just yesterday. That is, I haven't tried yet to
remove those flags. However, this is easy to accomplish. I will test such a
modified version within my own company today ... and within the user's
company tomorrow.



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Received on 2014-09-10