Re: [exim] Detecting attachments using a transport_filter

Carl Inglis wrote:

> I've been asked by management (always a worrying way to start an email)
> to setup a method of detecting attachments entering and leaving the
> company via email. I've written a perl script to accept a message on
> STDIN, break it down into its parts if it's MIME, detect if any of its
> parts are non text/*, send an email to a nominated address and return
> the message unedited on its STDOUT.

Looks like a perfect match for the (exiscan-acl) MIME ACL. Read all
about it here:

http://duncanthrax.net/exiscan-acl/exiscan-acl-spec.txt

/tom