It happens so often in IT that it’s a cliché. Somebody comments to senior management about a complex, long-term project you’re involved in, saying: “That’s easy, I could do that in an afternoon. What’s taking your people so long?” Or you’ve spent weeks on careful research, building the business case, explaining the cost-benefit trade-offs, and […]
Berkeley, California – October 19, 2015 – The Domain-based Message Authentication, Reporting, & Conformance (DMARC) specification has proven its value in combating fraudulent email since its introduction three and a half years ago. Thousands of companies use it to prevent billions of messages fraudulently using their Internet domains from reaching inboxes, thereby protecting their customers and employees […]
At the Messaging, Malware and Mobile Anti-Abuse Working Group (M3AAWG) conference in Atlanta on Monday, October 18th, DMARC.org will provide a training session on DMARC and email authentication. Barry Jones of ACS Technologies will present a representative case of how to use DMARC and email authentication to protect users from relentless phishing attacks and other […]
Last year AOL and Yahoo curtailed massive email-borne abuse of their customers by deploying strict DMARC policies on their marquee domains. Recently Yahoo announced that they would be extending that policy to more of their domains as soon as November.
The biggest global mailbox providers – AOL, Google*, Hotmail/Microsoft, NetEase, Yahoo – have been using DMARC to filter out fraudulent email sent to their users from the beginning. But readers have told us that some major North American ISPs are also using DMARC to protect their customers. We like to recognize these ISPs for using […]
A new presentation explaining the basics of how email authentication works is available from DMARC.org. The concepts and common usage of SPF, DKIM, and DMARC are all covered in this introductory slide deck, which is made available under the Creative Commons Attribution-ShareAlike 4.0 International License (CC BY-SA). You can download the 1.9MB PDF file clicking […]