On Thu, 5 Nov 2020, Victor Sudakov wrote:

Moreover, after reading other replies in the thread, I am even begining to
doubt the wizdom of rejecting hard SPF fails in the MTA (which I do in
some installations).

"it depends".

Doing that for certain domains - like, large banks - would probably be a good idea. By default, for all domains, not so much.

--
 John Hardin KA7OHZ                    http://www.impsec.org/~jhardin/
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