In 2021, Gartner includes DMARC, or known by its full name as Domain-based Message Authentication, Reporting & Conformance, in its list of top 10 security projects. With very few exceptions, the best way for organizations to prevent getting impersonated in email attacks is to integrate DMARC into their Office 365-based email ecosystems. To understand why, let’s consider the...

The holiday season is upon us, which means it’s also the busiest time of the year for online shopping. There’s Black Friday, Cyber Monday, and gifts to buy for loved ones. Plus, gifts to buy for yourself when the deals are this good! But beware, for cybercriminals ‘tis also the season to scam millions of dollars from unsuspecting people and companies. They’re banking on people...

What is email spoofing, how does it work, and why is it so dangerous to your company? We’ll explain everything you need to proactively stop attackers from spoofing your email address. Email Spoofing: What Is It? Email spoofing is when a fraudster forges an email header’s ‘From’ address to make it appear as if it was sent by someone else, usually a known contact like a high...

Editor's Note: This post originally appeared on the Microsoft Security blog and has been republished here.  You already know that email is the number one attack vector for cybercriminals. But what you might not know is that without a standard email security protocol called Domain Message Authentication, Reporting, and Conformance (DMARC), your organization is open to the...