On Tue, 09 Sep 2014, Ulrich Telle wrote: > > Where these on the same proxy server?
Thanks for the extra information. That may help but I'd like to explore a couple of other things first... > It is really strange that Windows SSPI doesn't work for my application > and the users in that one company. It is even stranger, because the > user I'm in contact with to perform the tests has no problem to > access the Internet using his FireFox browser. And as far as I know > FireFox uses Windows SSPI, too. Mmmmm.... > I intend to analyze the NTLM handshake of FireFox with the proxy > server. I will have an opportunity to do so on Thursday. Maybe this > can give additional hints. > > No idea, what triggers this different set of flags. > > 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? Kind Regards Steve ------------------------------------------------------------------- List admin: http://cool.haxx.se/list/listinfo/curl-library Etiquette: http://curl.haxx.se/mail/etiquette.html
