What is a DKIM Replay Attack and How to Prevent it?
In 2023, as many as 45.6% of total emails were identified as spam. While CISOs and technology enthusiasts are trying their best to ward off these attacks, cybercriminals are not behind in exercising their brain muscles to come up with newer ways of exploitation. One such relatively recent technique is a DKIM replay attack, where…
Ensuring Easy and Secure Authentication: A Guide
News Flash! Implementing an iron-clad authentication for every login and online transaction is no longer a “good-to-have” aspect of your online existence. Thanks to the latest crackdown on loose security practices by tech giants, your authentication game cannot be like perfunctory frisking. After all, would you ever let a stranger enter your home if they…
Learning to Send DMARC-Compliant Emails on Behalf of Others
This guide is intended for email service providers and businesses involved in sending emails using their own customer’s domains for marketing, PR, billing, talent management, etc. Sending DMARC-compliant emails is beneficial for both parties, significantly optimizing email identification. If you aim to get the best of the best email delivery and visibility, consider the following…
A Guide to Deploying SPF, DKIM, and DMARC Like a Pro!
Does your organization send more than 5000 emails per day? Does it struggle to keep phishing and spoofing at bay despite implementing email authentication protocols— SPF, DKIM, and DMARC? Well, we understand that there is no foolproof way of preventing these cybersecurity attacks, but you certainly can limit their frequency and impact. You’d be surprised…
How Does Email Forwarding Break DMARC?
Emails are forwarded more often than we realize, and while DKIM isn’t affected by email forwarding, SPF and DMARC may break. For SPF, you create a list of senders officially authorized to send emails on your behalf. When an email is forwarded, the initial recipient becomes the sender; so, if the initial recipient’s IP address…