On Mar 25, 2004, at 18:14, Hallam-Baker, Phillip wrote:
I cannot see any value to
an IP based authentication scheme if there is a hole in it that allows
anyone to send email from an unregistered address because thats the
way they have always done it.
I agree with this, and would like to say that removing ability to "send
from unregistered addresses" is ok for me. It is ok to put a burden on
the sender to do things so the receiver can do whatever he is doing to
limit the amount of spam he gets.