[Mimedefang] Looking for an example of obfuscated HTML

[Steven.Ellison at hardywines.com.au]

OK, I thought the suggestion was to strip the html only for SPAM checking 
and not to change the email for 
delivery ?  Did I get the wrong interpretation ;-(

        Steven Ellison





Steven Ellison,
MIS Department, Hardy Wine Company
Reynella, South Australia, 5161





For Hardy Wine and Constellation Employees Only:
The Hardy Wine Corporate Intranet Web Site 
http://corporate.hardywines.com.au/
The Email and Internet usage Policy 
http://corporate.hardywines.com.au/EMAIL_POLICY.pdf. 




mimedefang-admin at lists.roaringpenguin.com wrote on 06/08/2003 07:23:32 AM:

> On Tue, 5 Aug 2003, Kevin A. McGrail wrote:
> 
> > That's a dastardly piece of spam.  Though I think it should be easy to 
do a
> > strip html routine and then parse the email for SpamAssassin.
> 
> Stripping out the HTML is easy, but the result is essentially a
> transposition cipher of the original "plaintext".  That's why it's so
> dastardly.
> 
> > There could also be a diff comparison added to it to check that the 
html and
> > the plain text are "similar-esque" so that you don't get someone 
sending
> > bogus text/plain and spam text/html mime messages.
> 
> I say just bounce anything containing HTML.  That drastically reduces
> the options available to spammers.
> 
> In fact, my MIMEDefang filter *does* bounce any HTML messages unless
> one of our e-mail addresses appears in the To: or Cc: line, or comes 
from
> one of the mailing lists I'm on.  It's quite effective.  It probably 
does
> bounce the odd legitimate mail, but not too often.
> 
> Will banning HTML mail catch on?  I doubt it.  I've had complaints that
> the MIMEDefang list bounces HTML, and people trying to post there should
> know better. :-(
> 
> --
> David.
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