Securing Email with Cisco Email Security Appliance (SESA) — Question 139

A remote financial institution is implementing email encryption. It is required that all inbound emails use SMTP over TLS. What must be done to accomplish this?

Answer options

• A. Disable TLS certificates.
• B. Utilize Cisco Registered Envelope Service.
• C. Leverage Cisco Talos Threat Intelligence Group.
• D. Enable Application Inspection and Control for SMTP.

Correct answer: B

Explanation

The correct answer is B, as Cisco Registered Envelope Service facilitates secure email communication by providing encryption. The other options do not specifically address the requirement for email encryption or utilizing SMTP over TLS, making them unsuitable for achieving the desired outcome.