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On Thu, Jan 04, 2007 at 12:09:19PM -0500, Kamaraju Kusumanchi wrote:
> On Thursday 04 January 2007 11:30, Douglas Tutty wrote:
> > On Thu, Jan 04, 2007 at 09:32:01AM +0000, Jon Dowland wrote:
> > > On Wed, Jan 03, 2007 at 11:06:54PM +0000, Gary Roach wrote:
> > > > Check out a couple of not so on topic entries.
> >
> > It seems to me that much of this spam includes graphic images
> > (presumably that contain ads but I don't open them).  Could the list
> > just block any posts containing graphic images?  I suppose there may be
> > a need for a legitimate post of an image so why not specify .ps files
> > only?
> >
> > Doug.
> That is not a solution. Spammers can always use .ps files to send their spam. 
> Besides not every email containing a graphic image is spam. For example, one 
> might be attaching a .jpg screenshot with a font problem he is having on his 
> computer.

Except that I've never seen a spam with a ps file and one can turn a jpg
into ps before posting it.

Since the spam doesn't seem to be targeted specifically to *N*X system
users, it may be safe to think that their targeted audience mostly is
running *doze.  Sind *doze people can't handle .ps files easily there's
less incentive for the spammers to send .ps files.

So the list filter could drop any messages containing parts other than
text/html, .ps, and .gz files.  

The other thing I've noticed is that a new spam will have a subject
starting with Re: .  Could not the list filter verify that the subject
Re'd actually exists in the list archive within a set time frame (30



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