Email authentication protocol preventing domain spoofing and phishing attacks.
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EDV records appear optional since DMARC reports often send successfully without explicit external destination verification.
Even with careful guidance, emails can still land in spam without proper authentication and monitoring.
Emails bounced in CRM due to missing DKIM signatures and strict DMARC reject policy.
Attackers exploited Google Calendar to send phishing emails, causing DMARC failures for Yahoo recipients.
Non-compliant emails face gradual rejection; ensure DKIM, SPF, and DMARC are properly configured.
Microsoft DMARC aggregate reports reveal recipient domains, creating insider threats and increasing phishing risk.
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