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  • Store
    • The OSINTion Academy
  • Resources
    • Practical Social Engineering
    • Wiki
    • Discord
    • Blog
    • The OSINTion Black Badge
  • Intelligence Courses
    • On-Demand Courses
    • Schedule
    • Intelligence Investigation Experiences
    • In-Person Training Opportunities
    • Intelligence Investigations: People
    • Intelligence Investigations: Business
    • Practical OPSEC for Intelligence and Privacy
    • Alternative and Advanced Search Engine Intelligence
    • IMINT, OCR, and Video Analysis
    • Accelerated Introduction to Intelligence
    • Regular Expressions for Intelligence
    • Introduction to Cryptocurrency Investigations
    • CPEs and Employer Relations
    • CTF Rules
  • About/Contact The OSINTion
    • Interview Joe
    • Book Joe to Speak
    • Swag Shop
    • Partners and Causes
  • Practical Social Engineering

Email Security Resources

  2. Email Security Resources

SPF (RFC 7208)

Google

Microsoft

cPanel

GoDaddy

SiteGround

NameCheap

DKIM (RFC 6376, RFC 8301, RFC 8463)

Google

Microsoft

cPanel

NameCheap

SiteGround

DMARC (RFC 7489)

Google

Microsoft

cPanel

NameCheap

SiteGround

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