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Email Authentication

DMARC Tags: Explanation and Examples

Written by Julia G

DMARC (Domain-based Message Authentication, Reporting, and Conformance) is an email authentication protocol, which controls how the messages failing email authentication must be treated and allows domain owners to receive the reports containing valuable information about their email sources and sent messages.

Spoofing vs Phishing: What’s the Difference and How to Stay Protected

Written by Tanya Tarasenko

Cyber threats come in many forms, but two of the most common are spoofing and phishing. If you’ve ever asked yourself, “What’s the difference between spoofing and phishing?” or “How do I protect myself from phishing and spoofing attacks?” — you’re in the right place.

Email Forwarding and DMARC: Why Forwarded Emails Sometimes Fail, and How to Fix It

Written by Tanya Tarasenko

Email forwarding is a common practice in both personal and professional settings. Whether you’re consolidating inboxes or routing customer messages to the right team, it’s a simple and useful tool. However, behind the scenes, forwarding can cause unexpected issues, especially when combined with modern email authentication systems like DMARC.

Microsoft Email Security: Mandatory SPF, DKIM & DMARC for High-Volume Senders

Written by Tanya Tarasenko

As email security threats rise, Yahoo, Gmail, and now Microsoft enforce a new email sender policy that mandates using SPF, DKIM, and DMARC for high-volume senders routing their emails to outlook.com, live.com, hotmail.com, and other Microsoft services. 

Starting from May 5, 2025, this policy will affect any domain that sends over 5,000 emails daily to Microsoft recipients. Failure to comply will mean your emails will be sent to the Junk folder and in the future, non-compliant emails will be rejected.

How DMARC Analytics Helps in Detecting Domain Spoofing + Case Study

Written by Julia G

The DMARC authentication protocol has become a part of every domain’s configuration regardless of whether or not the domain is sending email communications. Email marketers understand the importance of DMARC for a successful delivery of emails to the users’ Inboxes. 

Email Verification: Why It Matters, How It Works, and the Best Tools to Use

Written by Tanya Tarasenko

Your inbox is probably full of emails every day — some useful, some annoying, and some outright dangerous. But have you ever wondered what goes on behind the scenes when you sign up for a service and receive a verification email? This seemingly small step is a crucial part of online security, marketing efficiency, and user trust.

AI-Powered Phishing Attacks: How to Protect Email Recipients

Written by Julia G

Email users may still remember the days when identifying a phishing email was easy – spelling errors or incredible stories revealed bad actors. Those days are quickly disappearing. With artificial intelligence now a part of the email landscape, hackers have greatly upped their game, and the cyber threats have changed dramatically.

10 Reasons You Might Have Email Delivery Challenges and How to Avoid Them

Written by Julia G

Given the rapidly changing landscape of email marketing, it can be difficult for email marketers to maintain their email deliverability at a high level. This article explains the most common errors and overlooked things related to email delivery and provides advice on how to do it right to avoid email delivery challenges.

10 Mistakes to Avoid When Setting up DMARC

Written by Julia G

A DMARC (Domain-based Message Authentication Reporting and Conformance) protocol provides email senders with a powerful tool to protect their email domains from spoofing assaults and ensure the authenticity and integrity of their email communications.

DKIM Setup: Can You Have Multiple DKIM Records?

Written by Julia G

DKIM (DomainKeys Identified Mail) is an effective email authentication method that ensures the integrity and authenticity of your emails while they are in transit. Similar to the SPF and DMARC email authentication protocols, the implementation of DKIM requires the addition of a DNS record.