[clug] Mysterious delivery problems
simon at sibern.com.au
Tue May 20 20:30:44 EST 2003
I've been having the same problems. I have a pcug.org.au email that is
from the old days and I still keep it active. It looks like PCUG must be
using a blacklist as well. Damn.
>>>>>>>>>>>>>>>>>> Original Message <<<<<<<<<<<<<<<<<<
On 20/05/03, 5:27:49 PM, Matthew Hawkins <matt at mh.dropbear.id.au> wrote
regarding Re: [clug] Mysterious delivery problems:
> Martin Pool (mbp at samba.org) wrote:
> > So don't use osirusoft's blacklists. There are plenty of other lists
> > that don't take so much glee in deliberately creating collateral
> > damage.
> I'd go so far as to say don't use blacklists. For some reason they
> always seem to be run by very... temperamental... people.
> (some may say s/tempera// ;)
> I enjoy messing around with email systems and by far the best thing I've
> ever done to combat spam was to use a content filtering system. You can
> neuter over 80% with a few simple regex's without fear of accidentally
> trapping "ham" - which I think is well worth the slight extra CPU cost
> in processing (I measured 3-5% on a 400Mhz cpu), and the crafty ones
> that make it past that get done by a bayesian filter.
> Not sure if I've mentioned it here before, but the trend I'm seeing
> right now is that the spam that still makes it (I've gotten 3 from
> memory in the past year, one was recently to this list) are
> indistinguishable from legitimate human conversation. At most, they are
> simply off-topic messages. Extremely ineffective at selling anything,
> which means less money and incentive to use spam, and at 3/10,000+
> messages, hardly irritating and easily forgotten.
> I recently evaluated my spam box (I keep it solely to re-seed the
> bayesian filter) and there were no false positives in it. I'm very,
> very happy with that.
> (and, for the record, I regularly get HTML and HTML-wannabies email from
> family and aquaintances using all sorts of stupid clients)
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