>> >> Hi!  I host a number of domains on a box and I recently added one which
>> has resulted in that domain literally being HAMMERED by some spammer
>> sending spam to every kind of bogus e-mail address for this new domain you
>> can think of.
>> 
>> The server is a Linux box running RedHat 9 with Qmail
>> (netqmail-1.05)/Vpopmail 5.4.9/Courier-IMAP 4.1.0 w/ SpamAssassin 3.1.1
>> (perl 5.8.8)/ClamAV 0.88.1.
>> 
>> The incoming messages are being sent to addresses like:
>> 
>> [EMAIL PROTECTED]
>> 
>> and sometimes there will be other addresses CC'd on the message.  The CC'd
>> addresses are in other domains and mainly in the ".ru" domain.
>> 
>> For a while, Qmail was bouncing the messages and since then I've changed
>> it to have the messages delivered to the postmaster account.  So, the
>> postmaster for mydomain.com is geting flooded with spam addressed to bogus
>> messages in the mydomain.com domain.
>> 
Hi Tom,

even qmail can be patched to 
- reject messages to non-existent users.
- refuse service to senders that do not wait for server greeting
- greylist

Wolfgang Hamann

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