Email authentication protocol preventing domain spoofing and phishing attacks.
Invalid DMARC RUA addresses harm reporting infrastructure and signal negligence toward email security standards.
Phishing attack on vertigo360.me highlights risks when SPF and DMARC policies are missing.
Selecting the correct domain and TLD is crucial for avoiding spam filters and improving deliverability.
Using wildcard DMARC policies without SPF support can negatively impact email deliverability and client trust.
A client under spoofing attack refuses to enforce DMARC despite clear phishing evidence.
The real estate community is embracing email security and deliverability as essential modern business practices.
Google Postmaster graphs sometimes show high spam rates despite low email traffic or legitimate messages.
