Hi Chris

regarding external authentification mechanism I can say, for the next major 
version 7.7 it is planned to support external authentication mechanisms like 
GSS/Kerberos and other security provider. This next major version is planned 
for 2006.

Regards
Markus Özgen

MaxDB Team - SAP AG

-----Ursprüngliche Nachricht-----
Von: JUNG, Christian [mailto:[EMAIL PROTECTED] 
Gesendet: Mittwoch, 17. August 2005 13:20
An: 'maxdb@lists.mysql.com'
Betreff: MaxDB and security

Hi all!

I've read some interesting stuff about MaxDB 7.6.0.x and security:

---8<---
Kernel Runtime

Challenge/response authentication
Now the user connection to the database is based on a challenge/response
authentication. Therefore, intercepted connection information can not be
used illegally. However, this is not implemented yet for all clients.
---8<---

Then I searched about this feature and found some details. It seems that
MaxDB provides a self-designed challenge-response-mechanism for
authentication. The DBM-Server can tell the client, which mechanisms it
supports. Are there any chances to support external mechanisms like
GSS/Kerberos? Or is SASL-support integrated?

Is there already some documentation for this feature and/or the SSL-stuff [
-> searched for it - but didn't found anything ]? Where does MaxDB search
for it's private key? Is client-authentication via SSL and a CA-Cert
possible?

Some time - eeh years - ago I found some neat patches of a SuSE-employee
(don't remember his name - sorry) to PAMify SAP DB. These were VERY small
patches. I'm highly interested in such a feature. With this it would be
possible to use the authentication mechnisms of the underlying OS (this is
interesting for large database which is used by Applications with named
users). 

For the Not-UNIX-Guys: PAM stands for Pluggable Authentication Mechanism and
- for short - is a library which handles authentication under e.g. Linux.
Its purpose is to make an application unaware of the underlying
authentication mechanisms. For example 'login' (that's the program started
on a terminal where a user has to enter her username and password) can use
Kerberos or LDAP to authenticate a user without even the knowledge of how
Kerberos or LDAP works (this is done by the according PAM-module). Note:
Kerberos is then used for authentication but PAM still needs the username
and password and not for example the keytab of the user. PAM-modules just
say "yes this user is who she tells" or "no - don't know this one; get
away".

And now I hopped around five different issues so I better hop off ;-)


Bye+Thanks a lot
Chris

phone: +49 6898/10-4987
fax: +49 6898/10-54987
http://www.saarstahl.de

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