[ILUG] [Fwd: FW: more lists.us.dell.com antispam tactics]

[Conor Wynne]

> -----Original Message-----
> From: linux-poweredge-admin at Dell.com
> [mailto:linux-poweredge-admin at Dell.com]On Behalf Of Matt Domsch
> Sent: 12 March 2004 13:51
> To: linux-poweredge at exchange.dell.com
> Subject: more lists.us.dell.com antispam tactics
>
>
> The policies we enacted last week did  a pretty good job of
> keeping spam
> off of the list, but our moderator queue has gotten
> significantly larger
> as a result.  A fair tradeoff, but now it's time to reduce
> our load even
> more.  So, more changes.
>
> If SpamAssassin says the score is >= 7, send it to /dev/null.
> We haven't
> seen any false positives with SA score above 7 yet.  If you
> think you're
> being falsely dropped, let the list administrator know.
>
> If it's got an attachment, of MIME type application/, and it's *not*
application/pgp-signature (I want to allow/encourage PGP/GPG signed
messages), send it to /dev/null.  This kills all the viruses
> seen so far,
> which is 99% of what attachments are.  If you really think you need to
send an attachment to the list, ask on-list first for
> interest, otherwise
> just send the attachment text inline, or post it to your own
> web site and
> post a URL to the list.
>
> Soon we want to implement:
> If it's got a MIME type of text/html. send it to /dev/null.
>
> Right now, we're moderating all mail that gets received as text/html,
which is still a bunch.  We're working on a way to strip out
> and use just
> the text/plain section of a multipart/alternative message
> which has both
> text/plain and text/html, letting only the text/plain through.  Anyone
have ideas on how best to accomplish this?
>
>
> I hope you're seeing an increased signal/noise ratio now.
>
> Thanks,
> Matt
> --
> Matt Domsch
> Sr. Software Engineer, Lead Engineer
> Dell Linux Solutions linux.dell.com & www.dell.com/linux
> Linux on Dell mailing lists @ http://lists.us.dell.com
>
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Conor Wynne
Dublin
Irlande.