Re: [exim] Fingerprinting the World's Mail Servers

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Autor: Chris Lightfoot
Fecha:  
A: Renaud Allard
Cc: exim-users, Warren Baker
Asunto: Re: [exim] Fingerprinting the World's Mail Servers
On Tue, Jan 16, 2007 at 10:17:38PM +0100, Renaud Allard wrote:
> Warren Baker wrote:
> > Just something of interest - statistics of a project undertaken to
> > fingerprint the SMTP servers out there.
> > Have a look at http://www.oreillynet.com/lpt/a/6849 where Exim sits at
> > 5% of 400K domains.
> >
>
> I fail to see why postmasters will take the time to post info about
> their mail servers for a commercial entity of no interest to them.


the information is gathered, not submitted; some of the
tricks used to infer identity of mail servers are quite
clever (and probably instructive to the security-paranoid
SMTP implementor ;-) ).

--
Diplomacy is the art of saying `Nice Doggie!',
until you can find a rock (Wynn Catlin)