Tech protocol update

Sendmarc Discusses DMARCbis Update

Analysis based on 7 articles · First reported Feb 24, 2026 · Last updated Feb 24, 2026

Sentiment

Attention

Articles

Market Impact

Direct

Live prominence charts, article sentiment distribution, and event development timeline available on the NewsDesk Dashboard

Market Impact

The upcoming DMARCbis update is expected to enhance email security and reduce spoofing, positively impacting the cybersecurity and email service industries. Companies like Sendmarc, which facilitate DMARC deployment, are likely to see increased demand for their services as authentication requirements tighten.

Cybersecurity Email Services Information Technology

Event Summary

Sendmarc hosted a fireside chat featuring Todd Herr of GreenArrow Email and Dan Levinson of Sendmarc, discussing the upcoming DMARCbis update to the DMARC email authentication protocol. DMARCbis, currently progressing through the Internet Engineering Task Force (IETF) standards process, aims to improve long-term maintainability and clarify implementation based on years of real-world deployment. The discussion highlighted updates relevant to businesses planning email security initiatives, including tag updates, clearer expectations for reporting, and receiver-side policy discovery. Prominent mailbox providers like Microsoft, Google, and Apollo Global Management===Yahoo have already implemented strict sender requirements relying on DMARC, underscoring the importance of this evolution for safeguarding email communications and ensuring deliverability.

Key Actions

90 Sendmarc released fireside chat

50 Microsoft rolled out strict sender requirements

50 Google rolled out strict sender requirements

50 Apollo Global Management===Yahoo rolled out strict sender requirements

Entities Involved

priv

Sendmarc

Sendmarc is leading the discussion on DMARCbis, showcasing its expertise in email authentication and domain protection. This event highlights their role in helping organizations manage DMARC deployment and compliance, which could enhance their market position.

Importance 90 Sentiment 30

per

Todd Herr

Todd Herr, as Principal Solutions Architect at GreenArrow Email and co-editor of DMARCbis, is a key figure in explaining the upcoming DMARC changes. His insights are crucial for businesses planning email security initiatives.

Importance 80 Sentiment 20

per

Dan Levinson

Dan Levinson of Sendmarc led the fireside chat, facilitating the discussion on DMARCbis and its implications for email security. His involvement reinforces Sendmarc's leadership in the field.

Importance 70 Sentiment 10

ngo

Internet Engineering Task Force

The Internet Engineering Task Force (IETF) is the body through which DMARCbis is progressing as a standard. Their role is critical in the formalization and adoption of the updated protocol.

Importance 60 Sentiment 10

priv

GreenArrow Email

GreenArrow Email is represented by Todd Herr, a co-editor of DMARCbis, which lends credibility to their expertise in email solutions and authentication.

Importance 40 Sentiment 10

stock

Microsoft

Microsoft, as a prominent mailbox provider, has rolled out strict sender requirements relying on DMARC, highlighting the importance of the protocol for email deliverability and security.

Importance 30 Sentiment 10

stock

Google

Google, a major mailbox provider, has implemented strict sender requirements based on DMARC, underscoring the necessity of email authentication for its users.

Importance 30 Sentiment 10

+ 1 more entities View on Dashboard

Relationships

Todd Herr related ↔ GreenArrow Email

Dan Levinson related ↔ Sendmarc

Todd Herr related ↔ Sendmarc

Todd Herr related ↔ Dan Levinson

NEWSDESK

Track this event live

Set up alerts, explore entity relationships, search across thousands of events, and build custom intelligence feeds.

Open Dashboard