DMARC, also known as Domain-based Message Authentication, Reporting and Conformance, is a form of email authentication that builds on existing authentication protocols. These authentication protocols play an important role in protecting users from spammy or malicious email content. We’ve previously covered other email authentication protocols including DomainKeys Identified Mail (DKIM) and Sender Policy Framework (SPF). … Continue reading “What Is DMARC?”
Yahoo! and AOL raised some eyebrows when they changed their DMARC Validation in a super aggressive way in an attempt to block email spoofing attacks on yahoo.com and aol.com addresses. Their intent was honorable, but this policy change could end up rejecting your email campaigns, even if you’re a legitimate sender!