Which of the following solutions would BEST help mitigate the issue?

Recently, an organization received a number of spam emails that passed through the spam gateway. The emails contained generally the same information, but the sending domains were different.

Which of the following solutions would BEST help mitigate the issue?
A . Updating the keyword filtering
B . Editing the sender policy framework
C . Contacting the gateway vendor
D . Verifying DMARC is enabled

View Answer

Answer: D

Explanation:

DMARC (Domain-based Message Authentication, Reporting and Conformance) is an email authentication protocol. It is designed to give email domain owners the ability to protect their domain from unauthorized use, commonly known as email spoofing.