In this episode of Trust.ID Talk: The Digital Certificate and Identity Security Podcast, host Steve Hall is joined by Brian Westnedge, VP of Alliances & Partnerships at Red Sift, to unpack the fundamentals of email authentication, from SPF, DKIM, and DMARC to the visual trust indicators offered by BIMI, VMCs, and CMCs.

What You’ll Learn:

How to implement the email authentication stack

Why DMARC enforcement is your gateway to brand protection and inbox placement

The difference between Verified Mark Certificates (VMCs) and Common Mark Certificates (CMCs)

How BIMI and visual trust indicators combat AI-generated phishing

Why email remains the primary attack vector despite being decades old

Brian Westnedge is an email security expert and VP of Alliances & Partnerships at Red Sift, specializing in email authentication protocols and domain security. With extensive knowledge of SPF, DKIM, DMARC, and BIMI implementations, Brian brings practical expertise in helping organizations of all sizes strengthen their email security posture.

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Episode Chapters:

[00:00] Intro

[00:54] Email's Biggest Blind Spot

[01:57] Email Authentication 101

[03:21] From Best Practice to Mandate

[04:43] AI Is Making Phishing Emails Almost Impossible to Spot

[07:15] VMC vs. CMC

[08:39] Email Security for Every Organization

[11:13] The Future of Email Security

[13:37] The One Piece of Tech Brian Can't Live Without

Episode Resources:

Brian Westnedge on LinkedIn

Red Sift Website

GlobalSign Website

View and Integrate Website