Emails
Email authentication explained: how SPF, DKIM, DMARC and DNSSEC fit together
A plain-English guide to how SPF, DKIM, DMARC and DNSSEC each play a different role in protecting your domain and email, with links to…
2 October 2026 4 min read
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Domains and DNS
What is DMARC? Understanding DMARC Records
Domain-based Message Authentication, Reporting & Conformance, or DMARC for shorts, is a protocol that uses SPF (Sender Policy Framework) and DKIM (DomainKey Identified Mail)…
1 November 2022 3 min read
Domains and DNS
How to Use DKIM to Prevent Domain Spoofing
What is DKIM? DKIM (DomainKeys Identified Mail) is a cryptographic technology that senders can use to sign their messages with. DKIM allows the receiver…
1 May 2022 3 min read
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