Re: Avoiding Postfix Fingerprinting

From: Michel Arboi (michel.arboi@gmail.com)
Date: Thu Mar 10 2005 - 05:38:47 EST


On Tue, 8 Mar 2005 17:49:56 +0100, Joachim Schipper
<j.schipper@math.uu.nl> wrote:
> See postconf(5), under smtpd_banner. (I'm pretty sure Nessus just grabs
> the banner; however, some more advanced fingerprinting is possible, if
> someone is very knowledgeable.)

As several people have already said, smtpscan ignores the banner.
Here is an article from the author:
http://www.greyhats.org/outils/smtpscan/remote_smtp_detect.pdf



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