DMARC

Domain-based Message Authentication, Reporting & Conformance (DMARC) is an essential standard for protecting your organization’s reputation and email authenticity. Our DMARC blog articles guide you through the nuances of implementing and managing DMARC policies to reduce email spoofing and phishing attacks effectively. Explore thought leadership articles, implementation guides, and success stories that demonstrate the positive impact of DMARC on organizational security, building a fortified trust relationship with your customers and partners.

Microsoft’s new cold email policy for 2026

Microsoft’s new cold email policy for 2026

Microsoft’s 2026 cold email policy mandates DMARC p=reject for companies with low sender scores. Learn how this shift from quarantine to rejection affects Outlook and Microsoft 365 deliverability, and secure your domain today.

What is “Header From” spoofing?

What is “Header From” spoofing?

"Header From" spoofing is a common email impersonation tactic where a malicious actor forges the visible "From" address of an email to appear as a legitimate sender.