Re: How to block a LOT of spam (Was: RE: [cobalt-users] excessive spam)

[Jay Summers <jay@xxxxxxxxxxxxxxxxxxxxx>]

> > #####
> > # Blocking Email Marketing spammer
> > #####
> > HSubject:<TAB>$>Check_Subject
> > D{MPat}Email Marketing
> > D{MMsg}This message is SPAM, it is blocked from this host.
>
> OK, something I didn't realize. The subject in there must be the
> complete subject, not just partial. e.g., If you put just Viagra in
> there, the mail will not be rejected if the subject is "Viagra low
> price"

Very interesting. This got me wondering if there was anyway to use 
regular expressions in a sendmail.cf file. A google search shows:

http://www.stud.uni-hannover.de/~jk/map-regex/

Anyone ever try this?

TIA,
j