Cybersecurity

Protecting systems, networks, and data from digital threats.

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Is External Destination Verification Required for DMARC Reporting?

EDV records appear optional since DMARC reports often send successfully without explicit external destination verification.

Is External Destination Verification Required for DMARC Reporting?
DMARC p=reject Reduces Spoofing, But Doesn’t Guarantee Full Protection

Even with p=reject, some email servers may still accept spoofed messages, creating residual risks.

DMARC p=reject Reduces Spoofing, But Doesn’t Guarantee Full Protection
Mailchimp Auto-DKIM Can Overwrite Strict DMARC Policies

Mailchimp’s auto-DKIM setup may replace strict DMARC, exposing domains to spoofing and phishing attacks.

Mailchimp Auto-DKIM Can Overwrite Strict DMARC Policies
Microsoft DMARC Reports Expose Recipient Domains – A Critical Risk

Microsoft DMARC aggregate reports reveal recipient domains, creating insider threats and increasing phishing risk.

Microsoft DMARC Reports Expose Recipient Domains – A Critical Risk
Unauthorized DNS Changes Suggest Possible GoDaddy Issue

Unexpected SPF and CNAME modifications bypassed DMARC, raising concerns about domain security with GoDaddy.

Unauthorized DNS Changes Suggest Possible GoDaddy Issue
Targeted Phishing Exploits Real-Time Delivery Data at Major Logistics Company

Precision phishing leveraged live DPD delivery data, exposing potential system-level breaches and GDPR risks.

Targeted Phishing Exploits Real-Time Delivery Data at Major Logistics Company
How a Rare 3-Character Domain Exposes the Reality of Email Spoofing

Even small, lightly-used domains can be exploited for spoofing, phishing, and scams without owner knowledge.

How a Rare 3-Character Domain Exposes the Reality of Email Spoofing