DMARC Modernized: IETF Publishes New RFCs, Solidifying Email Authentication Standards and Clarifying Best Practices for Senders.

The landscape of email authentication has reached a new milestone with the formal modernization of the DMARC (Domain-based Message Authentication, Reporting, and Conformance) protocol. In a significant development for digital…

DMARC Protocol Modernized with New RFCs, Solidifying Email Authentication Standards for Senders and Mailbox Providers

The email security landscape reached a significant milestone in May 2026 with the formal publication of three new Request for Comments (RFCs) by the Internet Engineering Task Force (IETF). These…