Cybersecurity

Protecting systems, networks, and data from digital threats.

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Phishing via Compromised SendGrid Accounts Bypasses Traditional Authentication

Compromised SendGrid credentials enable phishing emails to pass authentication and impersonate trusted organizations.

Phishing via Compromised SendGrid Accounts Bypasses Traditional Authentication
Why “Low-Volume” Spoofing Is Still a Serious Risk

Even minimal spoofing activity can enable targeted phishing and serious security incidents.

Why “Low-Volume” Spoofing Is Still a Serious Risk
Why DMARC Reports Don’t Always Reveal Spoofing Activity

Lack of DMARC report coverage hides phishing attempts, leaving business emails vulnerable to threat actors.

Why DMARC Reports Don’t Always Reveal Spoofing Activity
Why Google Groups Can Be a Security Risk for Shared Emails

Using Google Groups for shared inboxes can expose teams to phishing and security risks.

Why Google Groups Can Be a Security Risk for Shared Emails
How a Single DMARC Misconfiguration Can Trigger an Email-Based DDoS

Wildcard DMARC EDV records can be exploited, flooding mailboxes with thousands of legitimate-looking reports.

How a Single DMARC Misconfiguration Can Trigger an Email-Based DDoS
Invalid DMARC RUA Addresses Should Be Penalized

Invalid DMARC RUA addresses harm reporting infrastructure and signal negligence toward email security standards.

Invalid DMARC RUA Addresses Should Be Penalized
Phishing Attempt Exploits Server Without SPF or DMARC

Phishing attack on vertigo360.me highlights risks when SPF and DMARC policies are missing.

Phishing Attempt Exploits Server Without SPF or DMARC