Zendesk moves to “p=reject”

Customer service and support platform provider Zendesk has employed DMARC to monitor email activity using their domains for several years. In September, Zendesk switched over 80,000 sub-domains that they use to support their customers to a “p=reject” DMARC policy. This prevents fraudulent email using these sub-domains from reaching consumers, and protects their customers’ and Zendesk’s […]

Instructional DMARC videos from Dmarcian

DMARC report processor Dmarcian.com has made a series of videos about DMARC and email authentication available on their website. There is no charge to view the nine videos, which are based on presentations Dmarcian has developed and offered over the past several years. You can find all nine videos here: https://space.dmarcian.com/videos-on-all-things-dmarc

“DMARC is easy!” “DMARC is hard!” Which is it?

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 […]

Bad Actors: Please Adopt Email Authentication

A recent Trend Micro blog post suggests that the bad actors behind a current ransomware campaign are using email authentication and DMARC to make their messages more effective. One online article citing the post even includes a headline that incorrectly suggests that DMARC somehow enables the malware to bypass filters – which it assuredly does […]

Who Is Sending Email As Your Company?

You might expect that the IT department or security team knows who’s sending email using your company’s domains. But for a variety of reasons these groups are often unaware of many legitimate senders — not to mention all the bad actors. Fortunately you can get a more complete view by using DMARC‘s reporting features.

In First Year, DMARC Protects 60 Percent of Global Consumer Mailboxes

San Jose, California – February 6, 2013 – DMARC.org, an industry collaborative working to increase email trust, announced today that the DMARC standard now protects almost two-thirds of the world’s 3.3 billion consumer mailboxes worldwide. First announced January 2012, DMARC marshals the forces of leading brands and email suppliers to combat rampant email deception and […]