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Email authentication (SPF, DKIM, DMARC)
Track sending domains protected against spoofing and how many are at enforcement.
Cybersecurity & cyber assuranceHow it's worked out
- Enforcement = domains with p=quarantine or p=reject ÷ all domains
- Includes domains that never send mail
NoteParked domains need a reject policy too, or they become spoofing targets.
Source: RFC 7208 (SPF), RFC 6376 (DKIM), RFC 7489 (DMARC)
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