Joe Acquisto-j4:
> Added Virus scanning to a SOHO stetup. clamav-milter is directing
> (?) "infected" mail to postfix HOLD queue.
>
> That's fine.
>
> First thought is to process the queue'd mail, alter the subject
> line, based on the added descriptive header line, and deliver it
> to the intended user(s). I don't consider that a great risk in
> this case.
You can make changes with a Milter, FILTER, or SMTPD_PROXY_FILTER
while a message is in flight. That includes adding/replacing/deleting
header or body content. There is and won't be support for changing
messages at rest.
Wietse
