DMARC: Zero Trust Email
DMARC has been a Zero Trust email security model since its inception—ten years and counting.
July 14, 2022
June 4, 2025
News & Knowledge
National Institute of Standards and Technology provides DMARC Guidance
“Technologies recommended in support of core Simple Mail Transfer Protocol (SMTP) and the Domain Name System (DNS) include mechanisms for authenticating a sending domain: Sender Policy Framework (SPF), DomainKeys Identified Mail (DKIM) and Domain based Message Authentication, Reporting and Conformance (DMARC).”
- July 6, 2022
- September 19, 2025
What is Business Email Compromise (BEC)?
Business email compromise (BEC) attacks cost organizations an estimated $2.4 billion in losses in 2021 in the US alone.
- June 22, 2022
- May 2, 2025
Mailing Lists and DMARC
Our DMARC deployment experts often hear from customers about email from mailing lists not being delivered. Have you run up against this challenge in your DMARC project?
- May 27, 2022
- November 4, 2025
2021 FBI Internet Crime Report
In 2021, IC3 continued to receive a record number of complaints from the American public: 847,376 reported complaints, which was a 7% increase from 2020, with potential losses exceeding $6.9 billion.
- April 27, 2022
- May 30, 2025
Life After Reject
No matter where you are in your DMARC deployment project, it’s useful to know that reaching a policy of p=reject initiates the stage of DMARC maintenance and management.
- April 25, 2022
- April 25, 2024
dmarcian launches in Australia
With a mission of spreading DMARC across the world to make email and the internet more trustworthy, dmarcian now provides local service, support and data storage to Australian customers.
- April 6, 2022
- November 11, 2025
Podcast: Implementing DMARC
dmarcian’s own Ash Morin, Director of Deployment, appeared on Mailgun’s Email's Not Dead podcast with hosts Jonathan Torres and Eric Trinidad along with Mailgun VP of Deliverability Kate Nowrouzi.
- February 23, 2022
- July 21, 2025
SPF Surveyor: See your SPF Record Activity
The SPF Surveyor is a diagnostic tool that presents a graphical view of SPF records for a specific domain. This view can help you figure out which entries are in use and which ones are no longer needed.
- February 1, 2022
- October 28, 2026
Extending Email Authentication to Third-Party Vendors
Organizations large and small rely on contracted vendors to supply them with goods and services for successful operations. With phishing attacks at an all time high, businesses need to ensure their supply chain partners adhere to email security best practices.
- December 16, 2021
- February 25, 2025