DMARC Fail: What Causes DMARC Failure in 2025?

Written by Julia G

There are several causes for DMARC failure. To ensure your emails are properly authenticated and your domain is protected from cybercrime such as spoofing, it’s critical to understand what caused DMARC to fail authentication.

Last year’s cyber-attacks showed how unprepared businesses worldwide were. Although Google tries its best to block over 100 million spam messages every day, companies have lost millions of dollars in financial losses due to cybercrime.

Email Spoofing In 2025: How Do Hackers Spoof Your Email Address

Written by Julia G

Email spoofing attacks occur when a cybercriminal attempts to commit email fraud by forging someone else’s identity via email. Then, they use that forged sender address to try to convince a recipient to perform some action so that they can gain access to that recipient’s personal and private information. Usually, spoofers pretend to be a person or an organization that the recipient would trust.

Why Every Business Needs DMARC

Written by Julia G

Cyber threats have escalated significantly in recent years. Last year, 64% of businesses reported facing Business Email Compromise (BEC) attacks, with an average financial loss of $150,000 per incident. The rise of remote work continues to increase companies’ vulnerability to security breaches.

Given these alarming statistics, it’s surprising that many companies have not enhanced their email security with DMARC. Yet, according to dmarc.org only 23.5% of those who even implemented it, have reached a ‘reject’ policy. With GlockApps DMARC report analyzer you can create a DMARC record in less than 5 minutes and start moving towards the ultimate security right away.

How to Protect Your Sender Domain with DMARC: Using DMARC Enforcement

Written by Julia G

There is no other channel with such a wide audience reach than email. That is why legal business owners are using email to reach out to their clients and subscribers, and that is why spammers like to use email for malicious purposes. Hacking and phishing attacks in emails are increasing year by year.

The good thing is that there is a mechanism that allows email senders to protect their domains from misuse.

What is DMARC: Using a DMARC Record to Protect Your Domain

Written by Julia G

Implement a DMARC record to create a safe environment for both your company and your audience. As the most effective email validation system, DMARC records protect your domain from business email compromise.

According to Verizon, 94% of all malware comes from email. Phishing attacks consist of 80% of all incidents. About $17,700 is lost every minute on average due to phishing attacks.

DMARC: How to Prevent Email Spoofing

Written by Julia G

Modern email authentication uses a combination of three methods: SPF, DKIM, and DMARC. These methods help ensure that a message came from a sender shown in the From header.

By deploying DMARC, email senders can prevent spoofed spam and phishing emails from reaching their email subscribers and customers, protecting their brand and the subscribers’ personal data.

This post explains the basics of SPF, DKIM, and DMARC, and tells how to deploy DMARC properly and read DMARC reports.

Authenticate Emails with DMARC for Better Deliverability

Written by Julia G

Email is a wonderful opportunity for businesses to promote their brand and get clients. On the other hand, email facilitates the spreading of spam, phishing, malware, viruses and other fraud simply because it is difficult to tell if the sender is really the one it pretends to be.

Legitimate senders have to wade through complicated anti-spam filters just to get their emails delivered to the destination user.

To help email senders deliver legitimate emails to the recipients and block phishing and fraud messages, a new email authentication standard was adopted by email senders and receivers.

Email Authentication: the Ultimate Guide

Written by Julia G

Email authentication is becoming a big deal. Authentication allows the mailbox provider to confirm that the sender is the one who he pretends to be. If authentication fails, the emails are likely to be filtered as spam or rejected. Thus, email marketers should set up authentication records for their sending domains to increase the trustworthiness in the eyes of the receiving email servers.

And it’s important to regularly test email authentication records using an email spam checker to make sure that the messages won’t go to the spam folder due to a failed authentication.