Re: User Authentication: LDAP and "local" accounts concurrently ?

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----- Am 23. Nov 2018 um 22:44 schrieb Stephen Frost sfrost@xxxxxxxxxxx:

> No, Kerberos/GSSAPI *never* transmits the user's password to the server.
> The user's password is actually used as an encryption key and is known
> only to the KDC (your domain controllers) and the user.  The KDC and the
> PG server then share a different encryption key (the service principal).
> When the user wants to connect to PG they ask the KDC for a ticket which
> the KDC returns to the user as a blob which contains some information
> for the PG server encrypted with the PG server's key and then encrypts
> that and sends it to the user, who then decrypts it and uses it to
> connect to the PG server.
> 
> How all of that works is a bit complicated but thankfully you don't
> really need to worry about that- Windows and Active Directory handle
> almost all of it.  All you need to do is create a service principal in
> active directory for the PG server and then export it and copy it over
> to the PG server and then enable gssapi in PG.
> 
> Thanks!
> 
> Stephen

Hi Stephen,

thanks again for your answer. Does my client application (geneious, a bioinfromatic tool)
have to support Kerberos in any way ?

Bernd
 

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