Re: draft-atkins-smtp-traffic-control

Crypto is good at identifying returnees.  It does nothing in terms
of identifying whether a player is good or bad.  Unless there is a
way to map that identity into a reputation system, which can't be
gamed, it buys little in terms of spam prevention.

Mark
-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: marka(_at_)isc(_dot_)org