Free CompTIA A+ 220-1101 Practice Question

A company has recently implemented an email authentication method to help decrease the chance of their domain being used for email spoofing. This method provides a way to verify that an email message was sent from an authorized mail server to detect forged sender addresses in emails, a technique often used in phishing and email spam. What technology did they likely implement?

  • Sender Policy Framework (SPF)

  • DomainKeys Identified Mail (DKIM)

  • Secure Socket Layer (SSL)

  • Post Office Protocol 3 (POP3)

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CompTIA A+ 220-1101 / 
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