How can I get SID of windows user connecting to samba

[Simo Sorce]

On Tue, 3 Apr 2001, Maulik Desai wrote:

>
> >     I have certain doubts in my understanding of the samba.
> >    please clear these issues for me .
> >    1,  The user name I give in windows box  for connection to my samba
> > server .will that user have a SID for it.
>
> In Windows, each domain user gets a unique SID. If you're using "domain
> level" security in Samba, Samba will get the user SID (as well as domain
> SID & group SIDs) from the PDC if validation is successful.
>
> >     if it has the SID. in samba where we storing that SID .
>
> The user's SID is not stored because Samba does not have any use for
> it locally. Samba will map the windows user to his/her Unix account
> and use the corresponding uid to identify the user locally.
>
> >    2,   Is the user name we give in the windows box be
> > validated in the
> > windows also or he will simply sent the password and user name to the
> > samba server.
>
> The client sends the credentials to the server it is trying to connect
> to - it does not attempt to validate the user locally.
>
This is not entirely correct.
Windows by default caches the credentials, so it may authenticate you also
when the domain is not available under certain conditions.

-- 
Simo Sorce - Linux Systems Consultant
E-mail: simo.sorce at polimi.it
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