Re: [Exim] I LOVE YOU - Virus-Filter?

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Autor: Jeffrey Goldberg
Datum:  
To: Georg v. Zezschwitz
CC: exim-users
Betreff: Re: [Exim] I LOVE YOU - Virus-Filter?
On Thu, 4 May 2000, Georg v. Zezschwitz wrote:

> as I've nether worked with Exim Mailfilters so far, as anybody
> a line of filter code ready to drop the "I LOVE YOU"-virus?


This is my first system filter, and I did have trouble with a more
complex condition so settled on

====================================
# Exim filter

#if ($message_body CONTAINS "LOVE-LETTER-FOR-YOU.TXT.vbs" and
#    $message_body_size is above 5k) then
#   freeze
#endif


if ($h_subject: IS ILOVEYOU) then
           freeze  text "Suspected ILOVEYOU virus"
endif                                                
====================================


But we are a relatively small site so can deal with false positives.

If others produce better filters, please post.

-j

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Jeffrey Goldberg                +44 (0)1234 750 111 x 2826
 Cranfield Computer Centre      FAX         751 814
 J.Goldberg@???     http://WWW.Cranfield.ac.uk/public/cc/cc047/
Relativism is the triumph of authority over truth, convention over justice.