CAS-005 · Question #456
A security administrator wants to detect a potential forged sender claim in the envelope of an email. Which of the following should the security administrator implement? (Choose two).
The correct answer is B. DMARC C. SPF. SPF (Sender Policy Framework): Validates the envelope sender (MAIL FROM) by checking that the sending IP is authorized in the domain’s SPF record, detecting forged return‑path addresses. DMARC (Domain-based Message Authentication, Reporting & Conformance): Builds on SPF (and…
Question
A security administrator wants to detect a potential forged sender claim in the envelope of an email. Which of the following should the security administrator implement? (Choose two).
Options
- AMX record
- BDMARC
- CSPF
- DDNSSEC
- ES/MIME
- FTLS
How the community answered
(17 responses)- A6% (1)
- B71% (12)
- E6% (1)
- F18% (3)
Explanation
SPF (Sender Policy Framework): Validates the envelope sender (MAIL FROM) by checking that the sending IP is authorized in the domain’s SPF record, detecting forged return‑path addresses. DMARC (Domain-based Message Authentication, Reporting & Conformance): Builds on SPF (and DKIM) to enforce alignment between the authenticated envelope sender and the “From:” header, providing policy enforcement and reporting on any failures.
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