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Policy based spam filtering - bug ?
Please take a look at the following:
14799# connection from riva.koti.com.pl ident: root [port 11097]
14799w 220 sunsite.icm.edu.pl ZMailer Server 2.99.49p8 #9 ESMTP+IDENT ready at Thu, 1
3 Nov 1997 11:11:36 +0100
14799# remote from [195.117.175.126]
14799r EHLO riva.koti.com.pl
14799w 250-sunsite.icm.edu.pl Hello riva.koti.com.pl
14799w 250-SIZE 0
14799w 250-8BITMIME
14799w 250-PIPELINING
14799w 250-CHUNKING
14799w 250-ENHANCEDSTATUSCODES
14799w 250-EXPN
14799w 250-VRFY
14799w 250-DSN
14799w 250-X-RCPTLIMIT 10000
14799w 250-ETRN
14799w 250 HELP
14799r MAIL From:<andrzej@aku.com.pl> SIZE=799
14799w 453-4.7.1 Access denied due to excessive spamming from your domain
14799w 453-4.7.1 or address. If you are a customer of a spam-friendly ISP,
14799w 453-4.7.1 we recommend changing to a different ISP.
14799w 453-4.7.1
14799w 453 4.7.1 We apologize for the inconvenience.
14799r QUIT
14799w 221 2.0.0 sunsite.icm.edu.pl Out
292:ROOT@SunSITE:/local/lib/mail/db#grep aku smtp-policy.spam
@teakusa.com
@tweakusa.com
293:ROOT@SunSITE:/local/lib/mail/db#
Some subsequent testing has shown that indeed the string matching seems
to be very "fuzzy" -- akuaku.com.pl for example gets rejected as spam,
too.
I'm using btree as the db type. Anything I'm doing wrong here, or is it
a real bug ?
--J.