On Thu, 4 Dec 2003, Michael Stucki wrote:
> Hi all,
>
> due to a big spam amount, I have switched my lists to only accept mails from
> list members.
>
> After to weeks of production use, I note that many people use a wrong email
> address (not the one they used for the subscription).
>
> Therefore, I'd like to send a rejection response on all messages from such
> non-members.
>
> My question is: Since spammers are non-mebmers as well, will their bots
> understand my response as a validation (this address is being read) or will
> he handle it as an error response and probably delete it from the list?
>
> What would you do?
>
> Thanks - michael
>
>
>
They will see any response as a notice that there is something
there to receive mail and to which more annoying spam can be sent.
If this is a unix/linux system try MailScanner and SpamAssassin.
That's what we did.
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Chris Johnson |Internet: [EMAIL PROTECTED]
Systems Administrator |Web: http://www.nmr.mgh.harvard.edu/~johnson
NMR Center |Voice: 617.726.0949
Mass. General Hospital |FAX: 617.726.7422
149 (2301) 13th Street |Survival, all by it self, isn't worth it.
Charlestown, MA., 02129 USA | Me
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