On Tue, Jun 21, 2005 at 10:44:39PM -0400, Hector Santos wrote:
SPF1 means checking MFROM.
Correct. (Except it can also check HELO.)
Its optional in SP1, so its better to leave the details out.
It's optional >for the receiver<. The domain MUST make sure its
HELO (or EHLO) can be checked.
I guess he was thinking that under normal MAIL operations, you will have
headers in the message. Go figure.
That may be because his MTA adds a "From: " header ?
Alex