In article <3129f12e02434273915ed6f91a998...@bayviewphysicians.com> you write:
>About credible mediators:
>You are right that if an inbound email gateway believes a Mediator is 
>credible, then all that is necessary is for
>the Mediator to prove his own identity.    But what is the mechanism by which 
>a Mediator obtains the trust of the
>email gateway?   And by what mechanism does the Mediator know that the email 
>gateway has determined it to be
>credible?

Please see previous discussions about the design of ARC. There's
reasons it's not just a whitelist of mailing lists.

-- 
Regards,
John Levine, jo...@taugh.com, Primary Perpetrator of "The Internet for Dummies",
Please consider the environment before reading this e-mail. https://jl.ly

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