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Posts tagged with email security

January 15, 2026 9 min read

DNS TXT Records: SPF, DKIM, DMARC, and Why One Typo Breaks Everything

TXT records power email authentication and domain verification. Learn what they do, common mistakes, and a typo-proof checklist.

Email Security DNS SPF DKIM DMARC Best Practices
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January 08, 2026 8 min read

DMARC Alignment Explained: Why Misalignment Makes Your Domain Spoofable

Understanding DMARC alignment is crucial for email security. Learn why your From: domain must match your SPF or DKIM domains to prevent spoofing.

Email Security DMARC SPF DKIM DNS
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