Doug Otis opined: >> That's a ton of extra work, for very little benefit (from an anti- >> spam point of view.) > > No. With there being so many bots, it is common to find a large domain > sending a fairly high level of spam. It would be helpful if there > were a means to mitigate spam from such a domain without blocking the > entire domain.
I agree, that would be extremely helpful -- but DKIM's i= won't give it to us. (Unless you're assuming that these same botnet operators will allow themselves to be corralled into a single identifer, which clearly isn't the case.) Scott Kitterman responded: > Then find a solution other than DOMAIN Keys Identified Mail for that > problem. A user level reputation system is going to be at least an order > of magnitude harder than domain reputation and we really don't have the > domain level problem figured out yet. +1 -- J.D. Falk Receiver Products Return Path _______________________________________________ NOTE WELL: This list operates according to http://mipassoc.org/dkim/ietf-list-rules.html
