[clue-admin] Mail issues

[Dennis Perkins]

There is definitely a lot more spam than earlier.  I have received about
2000 since I set up a gmail account Friday and Jed pointed the list server
to it.  It's also the middle of the month.  I've noticed that spam seems to
spike way up at the beginning and end of the month,then drop very low.


On Sun, Mar 16, 2008 at 11:24 PM, Jed S. Baer <cluemail at jbaer.cotse.net>
wrote:

> On Sun, 16 Mar 2008 17:50:23 -0600
> David L. Anselmi wrote:
>
> > But I don't know anything about spam so I'd find someone who has a good
> > description of layered methods.
>
> Which is why I've made mention of seeking a volunteer who is already a
> postfix expert. ( /me thinks of Barb Dijker, e.g. -- I don't know if
> she's a postfix expert, but she gave a CLUE talk on Spam)
>
> > These aren't that but you can also
> > look at:
> >
> > http://linuxmafia.com/kb/Mail (see the links for postfix anti-spam and
> > spam filtering)
>
> In order to use those instructions, I'd have to actually learn something
> about Postfix! :) Not that that isn't of interest, but my woodshed time
> right now is being spent reviewing Oracle docs. That, plus I'm going to
> try some object-oriented PHP coding.
>
> Some funny stuff there. I like the part about rejecting M$ crufty (and
> dangerous) attachments. The part about rejecting HTML-formatted e-mail is
> a great idea, but sadly impractical these days.
>
> Then there's that part about rejecting "in.addr.arpa" RDNS. Uh, isn't
> that what our IP address does now?
> <http://linuxmafia.com/faq/Mail/postfix-antispam.html>
>
> Were I doing it, I'd silenty drop spam. Why send a bounce when it's
> almost certain to result in getting a bounce? (Yeah, I know, sometimes it
> can alert someone that their system is compromised -- tradeoffs :-/ )
>
> jed
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