[Mailman-Users] Rejecting spam at the SMTP level?
andrew at hodgsonfamily.org
Sat Aug 8 12:28:56 CEST 2015
Jayson Smith wrote:
>I've been running several Mailman lists for the past ten years or so.
>Unfortunately, in recent months some list addresses have fallen into the hands of spammers, which is a real headache. Even worse, one particular -owner address is receiving nothing but spam, and I don't assume there's >anything I can do about that without disabling that address for legitimate use, as well as for use by Mailman itself.
>A few months ago I did some Googling and found a project called Mailman-Milter which claims to reject unwanted list mail i.e., nonmember postings at the SMTP level. I would love to use this, but there's virtually no >documentation and I've never been able to get it working.
>Has anyone else had any better luck, or do you know of any other solutions? I'm using Sendmail, by the way.
We had the same issue with our lists and I decided to install SpamAssassin on the server that rejects at SMTP level. After a small bit of tuning we have this working really well, it doesn't interfere with list traffic, but rejects a lot of rubbish to the owner and other addresses.
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