[Esa-l] Re: Felix Navidad ... Stripping Attachments

John D. Hardin jhardin at wolfenet.com
Mon Dec 4 19:13:20 PST 2000

On Mon, 4 Dec 2000, Patrick wrote:

> Really good job with the sanitizer. Work great. 

You're welcome.

> I'm just wondering, why not delete everything EXCEPT a list of
> acceptable extension for your domain? That way, no need to update
> the sanitizer every week to add some new evil extension.

Because the sanitizer has grown rather than being designed...

> For my domain, accepting only .doc, .xls, .zip, .html and .txt would be
> just fine. 

That's what I'm proposing. In your case, you'd specify policy files
that implemented:

  allow *.doc, *.xls, *.zip, *.html, *.txt
  mangle/strip/poison everything else

 John Hardin KA7OHZ   ICQ#15735746   http://www.wolfenet.com/~jhardin/
 jhardin at wolfenet.com      pgpk -a finger://gonzo.wolfenet.com/jhardin
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  "Bother," said Pooh as he struggled with /etc/sendmail.cf, "it never
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				-- Peter da Silva in a.s.r
   21 days until we celebrate Christmas by killing millions of trees

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