[svlug] Spam IS up !

Don Marti dmarti at zgp.org
Fri Dec 8 15:56:31 PST 2006


I just redid my spam filters.  Now running a
procmail-based chain: SpamAssassin first, then CRM114.
No greylisting or DNSBLs at SMTP time (although I am
letting SA use DNSBLs).

Relevant SA config:

use_bayes 0
bayes_auto_learn 0
report_safe 0
remove_header all Report
remove_header all Level
remove_header all Flag

This just adds the SA "X-Spam-Status:" header, which
is full of tasty info -- so the next tool in the
chain, CRM114, gets to train on both the actual text
of the message and on any matches that SA picked up.
Since CRM114 is a trainable filter, I'm not using SA's
Bayesian feature.

I'm starting CRM114 off knowing nothing, which
is supposed to get it better results in the long
run but means that a lot of stuff is ending up
misclassified for now.  Will post more on how
this goes.  In the meantime, everyone please post
some really well-written messages on this list so my
CRM114 install will know what I'm looking for.

With all the spam out there now, people are
tightening their rules, so it's best not to write any
marketey-sounding prose or send any GIF attachments
for a while.   (Yes, three different newsletters
from three different IT publishers started getting
classified as spam for me.  One because of a DNSBL,
one because of sloppily written listware that didn't
apply Message-Id, and one because, as far as I can
tell, CRM114 just thought it was too spammy-sounding,
which, if you add in all the sponsor text, it was.)

-- 
Don Marti                    
http://zgp.org/~dmarti/
dmarti at zgp.org 




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