On Wed, 2018-01-24 at 19:01 +0000, Vincent Fox wrote: > SPF is a zombie legacy that someone should shoot in > the head. > SPF is still good for what I've always thought was its main use: detecting spam delivered by backscatter. Given that its dirt cheap to implement, and easy too verify now that there are good checking tools there's no reason or necessity to kill it.
> Maybe then we could design something that is useful for what we all > desire, which is properly authenticating senders. > ... provided that you can persuade all legit senders to buy into using it while preventing all spammers and bots from hijacking it. Martin
