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Tony Finch <dot(_at_)dotat(_dot_)at> writes:
On Thu, 7 Oct 2004, wayne wrote:
I don't know where Rand Wacker got the 20% false-postive rate for SPF
fail, but it doesn't match any of the data I've seen. Rand appears to
pull these numbers out of thin air.
He got them from AOL:
http://www.imc.org/ietf-mailsig/mail-archive/msg00284.html
Ok, so Rand Wacker can't read.
Carl didn't say that SPF had a 20% false-positive rate. He said that
80% of the email that AOL receives is only one hop and would get a
PASS on an SPF or SenderID check. That's a HUGE difference.
-wayne