[CentOS] dealing with spoofing

[Mailing Lists]

Spam filter that'll authorize the sending before receiving?  Just a thought
to stop the hundreds of emails...

On Wed, Aug 31, 2011 at 4:27 PM, <m.roth at 5-cent.us> wrote:

> Stephen Harris wrote:
> >> Here's a thought I just thunk, folks: some scum, apparently in eastern
> >> Europe, has harvested my email, and is using it in the Reply-To: in its
> >> spamming efforts. Now, I realize that some mails go out from noreply,
> >> but
> >> other than that, is there a good reason why a mailserver would not be
> >> configured to send delivery failure to *both* Reply-To and From?
> >
> > You don't want to send rejects to more than one address 'cos you then
> > have a simple message multiplier; send one message, generate two bounces;
> > the mail server will be doubling the back-scatter problem!
> >
> > Anyway, the SMTP server should send the delivery failure to the envelope
> > address, which may be different to both the From and Reply-To addresses.
> >
> That would be lovely. Unfortunately, a high percentage seem to use the
> Reply-To address. Trust me, the last four or five months, I've gotten
> probably hundreds, if not more, of delivery failures. And I wind up at
> least glancing at them, in case email to this list, or to a friend, has
> bounced.
>
>        mark
>
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