Securing Email with Cisco Email Security Appliance (SESA) — Question 43

When DKIM signing is configured, which DNS record must be updated to load the DKIM public signing key?

Answer options

• A. AAAA record
• B. PTR record
• C. TXT record
• D. MX record

Correct answer: C

Explanation

The correct answer is C, as the DKIM public signing key is stored in a TXT record in DNS. The other options, such as AAAA, PTR, and MX records, serve different purposes and do not contain the necessary DKIM information.