On Wed, 10 Aug 2016, Benny Pedersen wrote:
On 2016-08-10 00:23, John Hardin wrote:
You could score a meta of SPF_FAIL + return-path in your domain as a
poison pill, but as others have said, these shouldn't make it all the
way to SA.
waste of time, mta stage should not accept local domains as sender on port
25, simple, it does not even needs spf for this to be correct
...implying that all local email clients and other local sources must use
a submit port rather than the well-known SMTP port.
--
John Hardin KA7OHZ http://www.impsec.org/~jhardin/
jhar...@impsec.org FALaholic #11174 pgpk -a jhar...@impsec.org
key: 0xB8732E79 -- 2D8C 34F4 6411 F507 136C AF76 D822 E6E6 B873 2E79
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