Google Calendar invites fail DMARC checks when the recipient replies to them, and the response goes back to Google’s servers instead of the sender’s domain. This happens because the ‘From’ address and the originating server don’t match. This failure also occurs due to the fact that Google uses shared IP addresses to send Google Calendar…
Deploying and configuring DKIM on Google Workspace is a two-step process, and administrators often skip the second step. In such cases, DKIM and DMARC function properly, and email delivery is not impacted either. However, DKIM doesn’t authenticate emails using your custom domain. Let’s see what these two steps are and how you can avoid breaking…
Have you ever confused “0” (the digit) for “O” (uppercase alphabet) while entering a password? Or have you stared at your screen trying to differentiate “1” from “l” (lowercase L)? If so, you are not alone! Truth be told, these mix-ups are fairly common and might seem harmless, but that is only until they are…
Lately, Apple users across 92 countries have received the biggest shock of their lives in their email and iPhone inboxes! Apple contacted them regarding a “mercenary spyware attack.” To make it more ominous, the users would get to see a “Threat notification” if they logged into their Apple ID. The message emphasized the gravity of…
Starting January 1, 2025, Microsoft Exchange Online users will have to change their plans as a limit of 2,000 external recipients per 24 hours will be implemented. This is because the platform was never designed for high-volume transactional emails. So, this decision has been taken with respect to that and not to overburden the resources….
DomainKeys is an older technology that was combined with Cisco’s Identified Internet Mail (IIM) to develop DKIM—an email authentication protocol that prevents phishing emails sent from your domain from reaching recipients’ primary inboxes. Moreover, DKIM also ensures that nobody tampers with the message in transit. People often use these terms interchangeably, but let’s figure out…
DMARC authentication has become the norm in the cyber world, thanks to the revised email-sending policies introduced by Google and Yahoo. But what really makes this email authentication protocol a cult favorite? Apart from adding a layer of defense against unauthorized emails on your sender program and malicious cyberattacks, DMARC (Domain-based Message Authentication, Reporting, and…
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…
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…
Marketing has been the supporting pillar of businesses and trades since the pre-industrial revolution era, and the proliferation of mobile devices has strengthened it. Today, email is one of the best channels of online marketing, with an ROI of $42 for every $1 spent. However, we can’t overlook how technical deliverability issues limit email marketing’s…
