why sendmail and not postfix? (SMTP_AUTH branch)

Alexander Dalloz alexander.dalloz at uni-bielefeld.de
Fri Dec 5 03:09:16 UTC 2003


Am Fr, den 05.12.2003 schrieb Rodolfo J. Paiz um 03:11:
> At 19:58 12/4/2003, you wrote:
> > > Took me 3 minutes to set up incl. building certs
> > > Redhat default config is pretty self explaining. :-)
> >
> >     Wait...building certs? (I'll avoid the pun here...)  I don't
> >remember that being a step....but I'll bet it's something I should do,
> >no?
> 
> Building certificates is not in my HOWTO since I have simply not had the 
> time to try to learn it and figure it out well enough to explain it. I'll 
> happily give credit in the HOWTO for someone who explains this to me well 
> enough so I can write the section on using secure mail transport. Any help 
> welcome!

A good howto for generating an own CA, self-build and self-signed
certificates is to be found on http://sial.org/howto/openssl/. It is
more geneal and need to be strengthened for just fitting sendmail usage.

On my sendmail server I only allow authentification using the LOGIN mech
(which is a very common method as Outlook and OE are only able to use
this) requires a STARTTLS handshake to avoid sending user passwords in
clear text over the net. No need to give sniffers a touch down.

Alexander


-- 
Alexander Dalloz | Enger, Germany
PGP key valid: made 13.07.1999
PGP fingerprint: 2307 88FD 2D41 038E 7416  14CD E197 6E88 ED69 5653
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