Bernd Petrovitsch wrote:
>
> On Tue, 2009-07-14 at 23:14 -0700, HerbEppel wrote:
>> No doubt this has been discussed before and apologies for any repetition,
>> but
>> I can't find the answer in the archive.
>>
>> I have set SA to reject all mail that isn't addressed to specific
>> addresses,
>> but quite a lot of spam gets through by using arbitrary addresses in the
>> To
>> field and a 'good' address in the Envelope-to field.
>
> The Envelope-To field actually specifies the mailbox which will receive
> that email. The "To:" field (in the mail header and usually seen by the
> user) was set by the original mail author is technically ignored for
> delivery (because otherwise you wouldn't receive e.g. any mailinglist
> mails).
>
>> How can I rectify this?
>
> Fixup the MTA configuration to accept only mails to really existing
> mailboxes (for explicitly configured domains etc.) and *reject* all
> others (implying that it's not necessary to spamcheck them).
>
Hi Bernd
Danke für Deine Antwort and thanks for the Envelope-to explanation, but I
thought I had already set SA to accept only mails to actual mailboxes and
I'm not quite sure where else to look (and I'm not sure what MTA is, sorry).
Grüße aus England
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