Having Received a Targeted Attack from a Spoofed Email Domain

question 67

Multiple Choice

Having received a targeted attack from a spoofed email domain, a company wants to take advantage of DKIM validation for inbound mail. The messaging administrator has enabled sender authentication and DKIM validation and now needs to configure a content filtering policy to quarantine any messages that fail. Which condition should be met for the content filtering policy to fire?

• A) The envelope sender email address contains "dkim=fail".
• B) The message header contains "dkim=fail".
• C) The file metadata MIME type is "dkim=fail".
• D) The text in the subject, body, or attachments contains "dkim=fail".

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Definitions:

Placenta

An organ that develops in the uterus during pregnancy, providing oxygen and nutrients to the fetus while removing waste products.

Responsiveness

The quality of reacting quickly and positively to changes or to the needs, suggestions, or requests of others.

Sound

Audible frequencies that propagate through the air or another carrier and are perceptible when they make contact with a human or animal's ear.

Fetal Development

The stage of human growth within the womb from conception to birth.