A security administrator wants to allow external organizations to cryptographically validate the company's domain name in email messages sent by employees. Which of the following should the security administrator implement?
A) SPF
B) S/MIME
C) TLS
D) DKIM

Question

Quizplus · Accepted Answer

DKIM (DomainKeys Identified Mail) allows external organizations to verify the authenticity of the domain name in email messages by using cryptographic signatures.

A Security Administrator Wants to Allow External Organizations to Cryptographically