Question 1 of 30
In a corporate environment, an IT administrator is tasked with configuring a mail server to ensure that emails sent from the organization are properly authenticated and delivered without being marked as spam. The administrator decides to implement SMTP with additional security measures. Which of the following configurations would best enhance the security and deliverability of outgoing emails while adhering to best practices for SMTP?
Implementing SPF (Sender Policy Framework) and DKIM (DomainKeys Identified Mail) records in the DNS settings of the domain.
Using only SMTP without any additional authentication mechanisms.
Configuring the mail server to allow relay from any IP address within the organization.
Disabling TLS (Transport Layer Security) to simplify the configuration process.

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