Network Security

  • Summarize the key functional components of the Internet mail architecture.
  • Explain the basic functionality of SMTP, POP3, and IMAP.
  • Explain the need for MIME as an enhancement to ordinary e-mail.
  • Describe the key elements of MIME.
  • Understand the functionality of S/MIME and the security threats it addresses.
  • Understand the basic mechanisms of STARTTLS and its role in e-mail security.
  • Understand the basic mechanisms of DANE and its role in e-mail security.
  • Understand the basic mechanisms of SPF and its role in e-mail security.
  • Understand the basic mechanisms of DKIM and its role in e-mail security.
  • Understand the basic mechanisms of DMARC and its role in e-mail security.

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