Securing Email with Cisco Email Security Appliance (SESA) — Question 117

An organization wants to use DMARC to improve its brand reputation by leveraging DNS records.

Which two email authentication mechanisms are utilized during this process? (Choose two.)

Answer options

• A. SPF
• B. DSTP
• C. DKIM
• D. TLS
• E. PKI

Correct answer: A, C

Explanation

The correct answers, SPF and DKIM, are both email authentication methods that validate the sender's identity and ensure message integrity, which are crucial for DMARC implementation. DSTP, TLS, and PKI do not serve as primary mechanisms for email authentication in the DMARC context.