Re: For SPF Council review: Definition of Neutral in combination with de

Julian Mehnle wrote:
 
> There is really no way to solve this issue apart from solving
> the cross-user forgery problem itself.  I predict that as
> soon as cross-user forgery becomes a common phenomenon, ISPs
> will start to implement mechanisms to prevent it.
We can catch this between the future hutzler-spamops BCP and
maybe Scott's HardPass (op=auth) as soon as v=spf1 is an RfC.

                        Bye, Frank