Email Security Insights

Platform-guides

How to Set Up SPF, DKIM and DMARC for Brevo (2026)

Brevo (formerly Sendinblue) is a marketing and transactional email platform used by businesses of all sizes to send camp...

Mar 9, 2026

9 min read

Caching Strategy: Balancing Fresh Data vs Performance

Building a high-performance DMARC platform requires making countless decisions about data freshness versus system perfor...

Mar 5, 2026

8 min read

Platform-guides

How to Set Up SPF, DKIM and DMARC for Postmark (2026)

Postmark is a transactional email delivery service used by developers and product teams to send application-triggered em...

Mar 3, 2026

10 min read

Email-security

Securing email forwarding scenarios

Email forwarding is ubiquitous in modern business communications, yet it remains one of the most challenging scenarios f...

Feb 27, 2026

6 min read

Platform-guides

How to Set Up SPF, DKIM and DMARC for ConvertKit (2026)

ConvertKit (now rebranded as Kit) is an email marketing platform used by creators and small businesses to send newslette...

Feb 24, 2026

9 min read

Compliance

International email compliance (GDPR, CCPA)

In today's interconnected digital landscape, email communication transcends geographical boundaries, making internationa...

Feb 20, 2026

7 min read

Platform-guides

How to Set Up SPF, DKIM and DMARC for HubSpot (2026)

HubSpot sends marketing emails, transactional emails, and CRM-connected messages from your domain, making it a significa...

Feb 17, 2026

9 min read

Dmarc-guides

DMARC for multi-domain organizations

Managing email authentication across multiple domains presents unique challenges that can make or break your organizatio...

Feb 13, 2026

7 min read

Platform-guides

How to Set Up SPF, DKIM and DMARC for SparkPost (2026)

SparkPost (now part of Bird) is a cloud email delivery platform used to send transactional and marketing email at scale....

Feb 11, 2026

10 min read

Spf-dkim

DKIM Signing: Best Practices and Common Mistakes

DKIM provides email integrity and authentication. Learn how to implement DKIM correctly and avoid common configuration e...

Feb 5, 2026

8 min read

Platform-guides

How to Set Up SPF, DKIM and DMARC for Google Workspace (2026)

Google Workspace sends mail on behalf of your domain using Google's infrastructure, and without SPF, DKIM, and DMARC in...

Feb 4, 2026

9 min read

Email-security

Top 10 Email Security Threats in 2026

Stay ahead of the latest email security threats. From AI-powered phishing to business email compromise, learn what you n...

Feb 3, 2026

9 min read