[Mimedefang] Mimedefang and mail queuing

[David F. Skoll]

On Wed, 7 May 2003 dimon at intellinetinc.com wrote:

> That means spammers can spoof any mail server (running MD+SA and
> bouncing SPAM) so mail gets queued and then mail server starts
> sending messages to unexistent accounts (or even worst: to existent)
> @ innocent hosts?

They can already do that in a number of ways, for example by sending
to secondary MX hosts (which typically do not know local recipient names.)
When you use the stream_by functions, it's as if there's an extra MX relay
in the chain.

--
David.