On Thu, 19 Feb 2009, Hector Santos wrote:
What is the current recommended method to establish or expose that a
DOMAIN should not be signed, is not expected to be signed and that any
DKIM supportive receiver seeing a message with a signature from a
purported domain should be rejected with full confidence?
Will a NULL public key do the trick?
At the moment ADSP doesn't have such a mechanism. It could (and used to)
but then one issue is that you always have to query for such a record
instead of only querying when there's no valid author domain signature.
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