Milter-greylist

On Wed, 26 May 2004, Jacques Beigbeder wrote:
> My interpretation: a spammer wants to send something to <yyyyyy@...>,
> it fails from 200.53.248.142 / <libpcap@...>, and so he retries
> from another PC within a pool of "relays", and so on.

This is really it. He's thinking that his IP has been blacklisted in some 
RBL so he's trying again from another IP hoping that not all of them are 
blacklisted.

It's just the usual desperate criminals.

> 	Question: isn't that the perfect tool to destroy the idea of greylisting?

Only if the greylist daemon is inefficient. Efficient one should be able 
to withstand attack of any size.

-Dan