Re: [courier-users] delivery status messages

This is a discussion on Re: [courier-users] delivery status messages within the Courier-Imap forums, part of the Mail Servers and Related category; Anton Basistov wrote: > spammers send a lot of messages to unexistent addresses of my server. > And from address ...


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Old 11-06-2005
Scott
 
Posts: n/a
Default Re: [courier-users] delivery status messages

Anton Basistov wrote:
> spammers send a lot of messages to unexistent addresses of my server.
> And from address of such messages is unexistent too. And delivery status
> messages are going to postmaster mail box on my server.


I have the same problem on a couple servers. Dictionary attacks from spam
zombies. The spamhaus sbl-xbl took care of almost all of this for me. If you
can live with blacklists, try adding the following line to your esmtpd:

BLACKLISTS='-block=sbl-xbl.spamhaus.org,BLOCK'

-Scott



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