From: Rich Shepard [mailto:[EMAIL PROTECTED]
> 
> On Sun, 28 Jan 2007, John D. Hardin wrote:
> 
> > Please don't ask SA to become an antivirus or attachment file type
> > security policy enforcement tool. There are already very effective tools
> > to do perform those tasks.
> 
>    We run only linux here, so I ignore Microsoft virii and the like. But,
> when I get an empty message with an attached .exe file I see it as another
> form of obfuscated spam.
> 
>    Empty message bodies aren't legitimate SA targets?

Yes, they are. But I see often legitimate messages like this. They are probably 
used when sending something to somebody while having a voice conversation with 
him/her. I did it, too.

If you could turn network tests on, you probably may at least reduce the number 
of accepted viral e-mails: most of them come from infected dialup hosts and get 
the score they deserve.

Anyway, this may work to you:

        body            EMPTY_BODY      m'^[^\n]+\n\s*$'
        describe        EMPTY_BODY      Message has subject but no body
        score           EMPTY_BODY      0.001

Your score mileage may vary... :)

giampaolo

> 
> Rich
> 
> -- 
> Richard B. Shepard, Ph.D.               |    The Environmental Permitting
> Applied Ecosystem Services, Inc.        |          Accelerator(TM)
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