DNS is the backbone of email authentication. This intermediate course covers DNS record types critical for email, DNSSEC fundamentals, DNS monitoring strategies, and common DNS attacks that threaten email security.

Course Syllabus

• 1
  DNS Record Types for Email

  9 min
• 2
  DNSSEC Basics

  9 min · Includes quiz
• 3
  DNS Monitoring Strategies

  9 min
• 4
  Common DNS Attacks on Email

  8 min · Includes quiz