possible idea for backscatter problem
Tom Anderson
tanderso at oac-design.com
Thu May 15 01:56:55 CEST 2008
Matthias Andree wrote:
> Not necessarily. A certain amount of backscatter can be identified by
> containing bogus Received: headers - for instance, "Received: from
> gmx.net" is certainly forged since that's the domain, not a mail server.
> A simple Postfix body_filter + header_filter combination kills these.
> Another example is From:+mail address without my real name - I never
> send without real name.
Indeed. Not just backscatter, but forged headers of all kinds. That's
why I wrote Spamitarium
(http://orderamidchaos.com/bogofilter/spamitarium), a pre-filter that
can be used with bogofilter. I rarely receive backscatter now.
Tom
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