* Ralf Hildebrandt <ralf.hildebra...@charite.de>:
> * Charles Marcus <cmar...@media-brokers.com>:
> > On 2012-01-03 1:18 PM, Ralf Hildebrandt <ralf.hildebra...@charite.de> wrote:
> > >Also blocking "unwanted" attachments and double extensions (with
> > >mime_header_checks or amavis) leaves only little stuff for clamav to
> > >eat.
> > 
> > Care to share your header_checks for blocking 'double extensions' (if
> > you're doing it with header checks)?
> 
> I used to do it that way (mime_header_checks):
> http://listi.jpberlin.de/pipermail/postfixbuch-users/2011-June/056636.html

Well, that doesn't include the double extensions.

Something along those lines should work:
/name=\"(.*)\.([a-z]{3})\.([a-z]{3})\"$/ REJECT Double extension $2 and $3

-- 
Ralf Hildebrandt
  Geschäftsbereich IT | Abteilung Netzwerk
  Charité - Universitätsmedizin Berlin
  Campus Benjamin Franklin
  Hindenburgdamm 30 | D-12203 Berlin
  Tel. +49 30 450 570 155 | Fax: +49 30 450 570 962
  ralf.hildebra...@charite.de | http://www.charite.de
            

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