Hardening lists against spam attacks

[Dale Thorn]

Frank O'Dwyer wrote:
> > [...] the drivel that comes from some of our more prolific posters is
> > best handled by filtering by the list members themselves.  (I currently
> > have 3 of them going directly to the trash.  Perhaps aga should get
> > kickbacks from Qualcomm.  He managed to sell a copy of EudoraPro.)

> It would be nice if each user could install filters on Majordomo itself.
> Not only would we not need to buy Eudora Pro, but we wouldn't have to
> pay to download messages we didn't want to read, and without having
> to employ a moderator (censor). The most serious drawback
> I can think of is the slight loss of privacy involved in revealing
> one's filtering preferences to the server

[snip]

The most serious drawback is the precedent you'd be setting.