On 8/26/09 11:06 AM, John Levine wrote:
Rich, does ipv6 change any of this?
[]
This suggests that whitelisting techniques (most likely based on DKIM)
will become much more important to recognize mail from people you know
are credible.
Agreed. The transition will be from blocking bad, to accepting known
good. One might expect efforts being made to vet new domains or IP
addresses.
-Doug
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