When it comes to email authentication standards, should you use DKIM, SPF, or both? We’re going to cover these terms, when you should use them, what they do—and how best to protect your email domains. Is it Either/Or—or Both? Should the battle really be SPF vs. DKIM? While not mandatory, it’s highly recommended to use both SPF and DKIM to protect your email domains from...

In this DKIM setup guide, we’ll walk you through the steps on how to set up DKIM correctly, test it, avoid common pitfalls, and fix common mistakes. In case you’re new to DKIM, or DomainKeys Identified Mail, we’ll start with a high-level overview before getting to the step-by-step instructions, but you can first look up your DKIM record here.  Image ...

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...

We'll cover what DKIM for email is, why your company needs it, how it works, how to set DKIM up, and additional ways to prevent email spoofing attacks. What is DKIM? First, let’s clarify what DKIM is in email. DomainKeys Identified Mail is a technique that uses your domain name to sign your emails with a digital “signature” so your customers know it’s really you sending those...

With cyber gangs leveraging business email compromise (BEC) attacks that actively exploit their targets' level of DMARC adoption, CISOs have been ratcheting up email security. Until now, the need to dial up defenses against imposters posing as senior executives in email attacks has been increasingly forcing legitimate business correspondence into quarantine. The chain reaction...

For a growing number of email marketers, it may be "BIMI or bust." As of June 30, nearly 5,300 companies have adopted Brand Indicators for Message Identification (BIMI), a new email standard for showcasing a brand's logo next to its email messages in recipient inboxes, with built-in protections against phishing-based brand spoofing. The tally reflects a 3.8X increase in the...

If you haven't deployed Domain-based Messaging Authentication, Reporting, and Conformance (DMARC) to protect your brand from being impersonated in phishing scams, there are pressing reasons to jump on it now. Without a doubt, these are extraordinary times for individuals and organizations alike as we've been forced to change the way we work, shop, play, and live seemingly...

This post originally appeared on the Armadillo Blog and has been lightly edited for clarity.   Most organisations have been successful in blocking malicious emails targeted at their employees, at least to some extent. Various on-premise and cloud providers exist to take care of anti-spam, anti-virus, reputation scores, and advanced features such as sandboxing of executables. As...