Email Security

**Email Security** — Protect your emails from hacks, phishing, and unauthorized access.

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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
We’re Hiring Remote Email Deliverability Specialists

We’re hiring remote email deliverability specialists to support enterprise clients and large-scale sending programs.

We’re Hiring Remote Email Deliverability Specialists
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
Choose the Right Domain to Improve Email Deliverability

Selecting the correct domain and TLD is crucial for avoiding spam filters and improving deliverability.

Choose the Right Domain to Improve Email Deliverability
DMARC and Deliverability Challenges with Real Estate ESPs

Using wildcard DMARC policies without SPF support can negatively impact email deliverability and client trust.

DMARC and Deliverability Challenges with Real Estate ESPs
Client Ignoring Evidence of Targeted Spoofing Attacks

A client under spoofing attack refuses to enforce DMARC despite clear phishing evidence.

Client Ignoring Evidence of Targeted Spoofing Attacks