[jclement@spots.ab.ca: Re: [seul-edu] Mail Filters]

[Roger Dingledine <arma@mit.edu>]

----- Forwarded message from owner-seul-edu@seul.org -----

Date: Wed, 31 May 2000 13:02:08 -0600 (MDT)
From: Jeff Clement <jclement@spots.ab.ca>
To: seul-edu@seul.org
Subject: Re: [seul-edu] Mail Filters

You could try something like have your filter then take .doc files, run them through mswordview 
to convert them to HTML files, and re-attach them.  Then people would still get the content.

Jeff

---------------=====================+++++++++++++++++++++++++++++
jeff.clement                       	mailto:jeff@charsplat.net
http://www.h3o.net			http://www.charsplat.net
http://www.cyncore.com			http://calgary.linux.ca
http://www.nsa-goonsquad.net

But I thought YOU did the backups... 

On Wed, 31 May 2000 sala@cbint.org wrote:

> Ok, i posted to the list a while ago some procmail filters that disabled
> the executable contento on email messages. I think that the filters
> could be modified a little to block .doc, .dot (templates) and .xls
> files. The url is 
> ftp://ftp.rubyriver.com/pub/jhardin/antispam/procmail-security.html (It
> works for the thing it's done for, i sent myself the iloveyou virus, and
> it was stopped. Nice)
> 
> Bill Tihen -- TECHNOLOGY escribió:
> > 
> > We recently had a word virus end up in one of our user's
> > docs.  She had to save it and open it to get it.  So I
> > figured maybe there is a way to force people to send
> > only rtf files and dissallow .doc and excel file (rtf
> > and tab deliminated files should work).  Anybody have
> > any experience doing this in a school.
> > 
> > I don't want to buy virus checkers and have to update 70
> > computers nearly weekly.  I figure mail virus filters
> > are expensive.
> > 
> > Is there some thing simple I can do with sendmail?  Has
> > anybody had experience trying this?  Can someone share
> > the results of trying?  Faculty repsonse, costs, etc.
> > 
> > Thanks,
> > 
> > Bill
> > __________________________________________
> > TASIS (The American School In Switzerland)
> > Lugano-Montagnola, Switzerland
> > <http://www.tasis.ch/>
> 
> -- 
> 
> ----------------------------------
> Jaime Herazo B.
> Colegio Cristiano J. Vender Murphy
> ----------------------------------
> 

----- End forwarded message -----