Securing email communication is a critical priority for organizations that rely on Microsoft Exchange Server. As one of the most widely used enterprise email platforms, Exchange handles sensitive internal and external communications, making it a prime target for phishing, spoofing, and other email-based attacks. Without proper protection, malicious actors can impersonate trusted domains, damage reputation,…
In today’s digital world, getting your emails into the right inbox is just as important as the message itself. Poor email deliverability can lead to wasted marketing spend, low engagement, and damage to your sender reputation. For businesses relying on email outreach, ensuring messages reach valid and active addresses is key to boosting open rates,…
Over the last year or so, DMARC adoption has increased manifold, primarily due to email authentication-related announcements and requirements. Starting Feb 1, 2024, Gmail and Yahoo began requiring bulk email senders (defined as domains sending over 5,000 emails per day to their services) to implement SPF, DKIM, and DMARC while also maintaining a spam complaint…
Email authentication might sound like a technical term reserved for IT professionals, but it’s something we all need to consider if we want our messages to land safely in inboxes rather than get lost in spam folders. In an age where trust is hard-won and easily lost, knowing how to implement protocols like SPF, DKIM,…
There are various rules around DMARC, most of which are defined by DMARC RFC 7489, but there’s one that is not imposed by the protocol. It’s the 32KB report size limit. This limit is enforced not by DMARC itself but by mail providers, due to certain operational constraints. Major email service providers (ESPs) like Gmail…
Back in 2012, when DMARC was first published, it emerged as a revolutionary solution to email-based attacks, which the email infrastructure natively couldn’t block. However, cyberattacks have evolved since then; they have become more sophisticated and complex to detect. So far, DMARC has been doing a good job of protecting domains against direct spoofing attacks…
