Decoding I-Tag DKIM Vulnerability and Its Impact on Email Deliverability and Security

If you thought that authentication standards like Domain-based Message Authentication, Reporting, and Conformance (DMARC) and Brand Indicators for Message Identification (BIMI) were enough to maintain the integrity of your email communication, you are probably mistaken! According to a recent report published by Estonian security researchers, there exists a significant flaw in the DomainKeys Identified Mail…

Understanding How to Configure SPF Records in Office 365

Microsoft Office 365 is a cloud-powered productivity platform that offers its users many benefits. However, like any other platform, it is also infested with cybercriminals and their ill-intended agendas.  According to a recent report by SlashNext, there was an 856% increase in malicious email and messaging threats from April 2023 to April 2024.  And that’s…

A Roundup of the Top Phishing Attacks in 2024 So Far

Is your mailbox flooded with unsolicited emails? While most of these emails are harmless (like bulk or spam), some of them have the potential to seriously damage your entire ecosystem. Year after year, these emails are getting more frequent and formidable. In fact, we are only halfway into 2024, and the number of fraudulent emails…

Fixing Google Calendar Invites That Fail DMARC Checks

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…

Is Your Google Workspace DKIM Setup Broken?

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…

DomainKeys and DKIM Are Slightly Different

DomainKeys and DKIM Are Slightly Different

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…

Disabling DMARC Reports: A Guide to Streamlining Your Domain’s Email Security

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…