[Mimedefang] Yahoo! DMARC and smfi_chngfrom was Yahoo DMARC

Joseph Brennan brennan at columbia.edu
Tue Apr 15 10:14:52 EDT 2014

"David F. Skoll" <dfs at roaringpenguin.com> wrote:

> what basis
> could third parties possibly have for considering the email to be forged?

But this is not about logic!

Joseph Brennan
Columbia University Information Technology

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