[jcifs] NTLMv2 Authentication doesnt work

Christopher R. Hertel crh at ubiqx.mn.org
Fri Mar 4 19:44:14 GMT 2005


Correct in general, except that jCIFS won't pay attention to Windows 
client registry settings.  :)

I think Mike is the one to speak to this, but I seem to recall that jCIFS
does not support NTLMv2 authentication yet.  It supports LMv2, which is a
simplified version of NTLMv2.

Chris -)-----

On Fri, Mar 04, 2005 at 02:28:53PM -0500, Richard Caper wrote:
> I believe the flag is not for authentication but instead NTLMv2
> signing and sealing negotiation.  Authentication is not controlled by
> the flags but uses the registry setting "LMCompatibilityLevel".
> 
> If you set the registry on your client to LM compatibility level = 3,
> it will send NTLMv2/LMv2 in the response.  Setting the jcifs value
> allows the filter to handle such response correctly.
> 
> > 
> > I'am using JCIFS 1.1.8 fot NTLM authentication on a Java web app and i would
> > like to enable NTLMv2 authentication in JCIFS.
> > I tried to set jcifs.smb.lmCompatibility to 3, but JCIFS, when sending
> > NTLMSSP_CHALLENGE, don't set the NTLMv2 flag and just set NTLM flag. What is
> > the way to enable NTLMv2 in JCIFS?
> > 
> > Thanks and regards.
> > 
> > Pascal

-- 
"Implementing CIFS - the Common Internet FileSystem" ISBN: 013047116X
Samba Team -- http://www.samba.org/     -)-----   Christopher R. Hertel
jCIFS Team -- http://jcifs.samba.org/   -)-----   ubiqx development, uninq.
ubiqx Team -- http://www.ubiqx.org/     -)-----   crh at ubiqx.mn.org
OnLineBook -- http://ubiqx.org/cifs/    -)-----   crh at ubiqx.org


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