Re: [exim] rewrite From header with smtp auth-ed username?

> I'm creating config that would reject sending email after smtp auth if
> From header email is not equal to smtp auth username. In addition it
> should return email that was not send to smtp auth-ed username mailbox
> with additional info. Reason for that are stolen smtp passwords. Those
> are used for for sending spam, almost always with some weird adress in
> from header. This system would not only reject abuse but also notify
> smtp accound user that someone have his password.
> Now you can tell me that I'm a bad man trying by not sticking to rfc-s
> and trying to reduce number of abuse incidents on internet.
> Beside like I told in first place, gmail uses it, and if you can't
> figure out why gmail uses something then your ... or just TROLLING.

This is what I figured you were trying to do and I would be interested
in a solution as well. I think I would rather just reject at SMTP
time rather then bounce though.