Sanford Whiteman

A DKIM, SPF, and DMARC brain teaser with a meatworld prize!

Blog Post created by Sanford Whiteman on Nov 30, 2016

Last night, a faithful reader and Marketo champ sent me a DKIM-related question that had a couple of interesting twists and turns. While I figured it out in a few minutes (being steeped in this sort of stuff), it struck me as a perfect “How well do you understand anti-spam/anti-forgery technologies?” puzzle to pose to the more technical part of the community.


I'm feeling relatively flush, so I've decided to award an actual prize to the first reader who answers correctly by this Sunday (12/4).

Read the full post on TEKNKL :: Blog →