Re: Spam and simultaneous connections

From: <slg_at_no.spam.please>
Date: Thu Oct 04 2007 - 10:19:55 CST

----- "Steven Kurylo" <sk@infinitepigeons.org> wrote:

> Does anyone here use the PBL? Are there other better options for
> dynamic IPs? Any other solutions to the bot flooding? Note that the
> level of spam making it through hasn't increased - all those messages
> do get caught.

Personally, I block SMTP connections based on the zen.spamhaus.org blacklist. It's not a dynamic IP blacklist, but rather a combination of a few conventional blacklists. I've found it to be extremely reliable in terms of not producing false positives, and in terms of blocking an enormous amount of spam with very minimal resource impact.

I'd try that, before resorting to blocking dynamic IPs.
Received on Thu Oct 4 10:20:15 2007

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