350-701 Content Security Practice Question
During an email security audit, it is discovered that some phishing emails are passing through the Cisco ESA. Analysis shows the emails have valid SPF and DKIM signatures but are classified as phishing. What additional Cisco ESA feature should be tuned to improve detection?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Enable DMARC with reject policy
Even with valid SPF/DKIM, phishing can occur if the domain is compromised. Tuning anti-spam or outbreak filters can help, but DMARC can provide additional protection by enforcing alignment.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Disable SPF checking
Why it's wrong here
Disabling SPF would reduce security.
- ✗
Increase the SBRS threshold
Why it's wrong here
SBRS evaluates sender reputation, not content.
- ✓
Enable DMARC with reject policy
Why this is correct
DMARC can reject emails that fail alignment even if SPF/DKIM pass.
- ✗
Reduce DLP scanning sensitivity
Why it's wrong here
DLP does not detect phishing.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This 350-701 practice question is part of Courseiva's free Cisco certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the 350-701 exam.