Understanding DKIM’s cryptographic algorithms: RS256 vs. RS512 and emerging trends

Understanding DKIM’s cryptographic algorithms: RS256 vs. RS512 and emerging trends

When it comes to maintaining the integrity of the contents of an email and verifying that they genuinely come from a trusted sender, DKIM is the authentication protocol that most security teams trust. This email authentication standard operates on cryptographic algorithms to generate a digital signature on each email. In this way, the recipient can…

Troubleshooting the common SPF authentication issues for the best email deliverability

Troubleshooting the common SPF authentication issues for the best email deliverability

If your SPF record has any errors and you don’t fix them soon, then recipients’ mailboxes start marking your emails as spam or rejecting them outright. This way, communication takes a toll, and your brand’s reputation tarnishes over time. Poor email deliverability results in issues such as low engagement rates, wasted resources, compliance risks, and…

Resolving custom domain configuration issues for Azure Email Communication

Resolving custom domain configuration issues for Azure Email Communication

It’s important to properly configure your domains so that email deliverability is not hampered. If your emails are marked as spam or rejected, the recipient will not receive your message in their inbox. With correctly configured SPF and DKIM records comes the trust within recipients that they have received the email from a genuine sender…

Revisiting the basics of SPF, DKIM, and DMARC in 2024

Revisiting the basics of SPF, DKIM, and DMARC in 2024

Be it corporate entities or business enterprises, emails tend to be one of the strongest modes of communication for conveying professional messages. However, the deep penetration of AI into our personal and professional lives, as well as highly dynamic cyberattacking tactics, have made email communications vulnerable to cyber threats. Over time, phishing and email spoofing…

Impersonation is the leading phishing strategy of 2024

Impersonation is the leading phishing strategy of 2024

A famous software firm, Egress, published its Phishing Threat Trends Report in October 2024, highlighting how impersonation became the most prolific phishing tactic in 2024. In the context of cybersecurity, impersonation is the act of a threat actor pretending to be a trusted individual, organization, or system. By posing as a known and reliable entity,…

The future of SPF flattening; trends and emerging practices

The future of SPF flattening; trends and emerging practices

SPF flattening prevents your SPF record from exceeding the maximum lookup limit and becoming invalid. The process works by simplifying the SPF record, eliminating the need for frequent lookups, thereby keeping it within the limit. However, with growing adoption, intricate email infrastructures, improper email authentication practices, and emerging technologies, the future of SPF flattening is…

Invalid DKIM signature error: Here’s how you can fix it 

Invalid DKIM signature error: Here’s how you can fix it 

To thrive in today’s digital world laden with cybersecurity threats, you must implement certain measures to tighten your security. One way is to guard your email ecosystem with authentication protocols that ensure authorized emails are sent from your domain. Now, when you set up email authentication protocols like SPF, DKIM, and DMARC, you should be…

Difference between email cybersecurity and email authentication

Difference between email cybersecurity and email authentication

Businesses with an online presence need robust measures to protect their authenticity and identity. We are living in a time where the global average cost of a data breach in 2024 is USD 4.88 million—a 10% increase over last year and the highest total ever. Statistics like these are already encouraging business owners to deploy…

Setting SPF, DKIM, and DMARC for Omnisend

Setting SPF, DKIM, and DMARC for Omnisend

If you send emails using the Omnisend platform and still don’t have SPF, DKIM, and DMARC in place, then your emails can get blocked. Deploying and managing these email authentication protocols is important for enhanced email deliverability and prevention from phishing.  Irrespective of how many emails are sent from your domain daily or monthly, you…

Do’s and don’ts of an SPF record

Do’s and don’ts of an SPF record

SPF records include syntaxes and many rules and limitations. If you don’t follow them, you will face SPF record failures, false positives, or false negatives. You must develop the habit of regularly running your SPF records through SPF analyzers or lookup tools to see if it has any issues arising out of not abiding by…