The Japan Anti-Abuse Working Group (JPAAWG) held its second annual meeting in Tokyo, Japan on November 14th and 15th, 2019. DMARC.org director Steve Jones was invited to give a general update on DMARC and related matters, and the slides from that presentation are now available for download (with notes). The update covers a number of areas, including two new publications from the […]
ARC Protocol Published as RFC 8617
The Authenticated Received Chain (ARC) was designed to address situations where email messages that are forwarded, and in some cases altered, will no longer pass email authentication checks. After spending 3 years as a work item in the IETF‘s DMARC Working Group, the specification was published as RFC 8617 (HTML, PDF, plain text) on July […]
DMARC Policies Up 250% In 2018
Over the course of 2018 the number of valid DMARC policies published in the DNS increased a little over two and a half times, based on analysis of data from Farsight Security. At the end of 2017 there were 240,151 DMARC policies published, and at the end of 2018 this figure was roughly 630,000. (The […]
DMARC Deployments Quadruple In 2017
Using DNS query data supplied by Farsight Security, global deployment of DMARC appears to have grown by roughly 400% over the course of 2017. The portion of these domains publishing “quarantine” or “reject” policies – which generally prevent fraudulent messages using one of these domains from being delivered to the inbox – rose from 21% […]