What is domain monitoring? (and why you need it)
Attackers register domains that look like yours. Domain monitoring catches them before they’re used in phishing attacks. Learn how it works.
The cost of shadow marketing tools on inbox placement
Understand how the use of shadow marketing tools can impact delivery and brand reputation.
The complete guide to business email compromise (BEC) attacks in 2026
BEC attacks cost businesses $16.6 billion annually. Learn how they work, the 5 attack types, real examples, and the 6-step defense checklist.
Online brand protection: strategies to stop impersonation
Protect your brand online with strategies for stopping email impersonation, securing your site and social accounts, and defending your trademarks.
How to set up a DMARC record in Microsoft 365 in 2026
Set up DMARC in Microsoft 365 step by step. Covers DNS record creation, policy options, reporting setup, and common Office 365 DMARC issues and fixes.
Domain reputation check: how to check and improve your score
Your domain reputation determines inbox placement. Learn how to check your domain reputation score, what impacts it, and how to improve it.
FedRAMP compliance: A guide to the authorization process
Learn everything you need to know about FedRAMP compliance—what it is, why it matters, key benefits, and the essential steps to achieving it.
How to maximize your email marketing with BIMI logos
Learn how you can boost your inbox marketing and engagement by taking advantage of Brand Indicators for Message Identification (BIMI).
What is a tailgating attack (and how to prevent it)
Explore real-life examples and preventive strategies to help you recognize and deter tailgating attacks from threatening your business, employees, and customers.
How good email systems sometimes send fraudulent messages
Learn how good email systems (like PayPal’s) sometimes send fraudulent emails and what you can do to better protect your domain, customers, and brand.
How DMARC handles domains and subdomains in email addresses
Learn how DMARC handles domains and subdomains in email addresses to ensure you have the comprehensive protection you need to prevent spoofing.
Valimail DMARC Enforcement Report: Less than 50% of Companies in Banks and Financial Services Industry at Enforcement
Check out the highlights from our recent financial services DMARC enforcement report.