[Mimedefang] block binaries attachments

[Fredrik Hansen]

On Thu, 11 Sep 2003, Rodrigo Figueiredo Teixeira wrote:

> 
> I'm planning to install MIMEDefang in order to block all emails with binaries attachments.
> 
> I downloaded the necessary software and saw the installations instructions, however I didn't find an explanation on how to block all emails with binaries attachments.
> 
> Does anyone can help me?
> 
A good start would be to check for MZ in the first bytes of the file.
(Windows executables)
ie. 'head -c 2 <file>'
Maybe not a hightech solutions, but that's what i can come up with in 5 
secs.
Best Regards,
Fredrik Hansen