On the lines of "v=spf1 -all" or example.com. IN MX 0 . (mark
delany's old mxzerodot proposal)?
Yes a null signature could probably do it but something more explicit
perhaps to signal that this is not simply breakage?
On Thu, Feb 19, 2009 at 11:20 AM, Hector Santos
<hsantos(_at_)santronics(_dot_)com> 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?
Thanks
--
Sincerely
Hector Santos
http://www.santronics.com
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Suresh Ramasubramanian (ops(_dot_)lists(_at_)gmail(_dot_)com)
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