Protecting Your Brand: Email Security

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With phishers, spammers, and spoofers lurking around every e-corner, companies and brands always have to be on alert to prevent security issues. …

With phishers, spammers, and spoofers lurking around every e-corner, companies and brands always have to be on alert to prevent security issues.

That's why Dyn put together a webinar on the topic, hosted by experts Scott Grant and Chris Brenton. You can see the webinar at Dyn.com/webinars. Enjoy the slides here!

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Transcript

  • 1. Email Security: Keeping Your Brand Safe
  • 2. Email Security: Protecting Your Brand Your Presenters Chris Brenton Senior Director of Information Systems cbrenton@dyn.com Scott Grant Product Marketing Manager | Message Management sgrant@dyn.com
  • 3. Email Security: Protecting Your Brand Why Email Security? 156 million phishing emails per day
  • 4. Email Security: Protecting Your Brand Why Email Security? 156 million phishing emails per day 16 million get through spam filters
  • 5. Email Security: Protecting Your Brand Why Email Security? 156 million phishing emails per day 16 million get through spam filters 8 million are opened
  • 6. Email Security: Protecting Your Brand Why Email Security? 156 million phishing emails per day 16 million get through spam filters 8 million are opened 800k are clicked
  • 7. Email Security: Protecting Your Brand Why Email Security? 156 million phishing emails per day 16 million get through spam filters 8 million are opened 800k are clicked 80,000 people fall victim each day
  • 8. Email Security: Protecting Your Brand Why Email Security? 156 million phishing emails per day 16 million get through spam filters 8 million are opened 800k are clicked 80,000 people fall victim each day One test found: • 89% Confident • 92% Failed • 50% Misclassified & Deleted
  • 9. Email Security: Protecting Your Brand • Q3 2013: $1.66 Billion Lost • Growing 30% / Month • Estimated $1.4m per attack $$$ Big Money $$$ • Payment Services • Financial • Retail • Government / Education • Auctions • Social Networks • Gaming • Classified Frequently Targeted
  • 10. Email Security: Protecting Your Brand Protect Your Email Securely Transmitting Messages Email Authentication – Brand Protection, Active and Parked Domains
  • 11. Email Security: Protecting Your Brand Secure Delivery Opportunistic TLS Attempts to encrypt the communications channel otherwise falling back to unencrypted communications Sending Receiving
  • 12. Email Security: Protecting Your Brand Avoiding Phishing With Email Authentication
  • 13. Email Security: Protecting Your Brand Why Authenticate? Marketing Transactional Interpersonal PhishingSpoofing Botnets
  • 14. Email Security: Protecting Your Brand Sender Policy Framework (SPF) Preventing spam email spam by detecting email spoofing Authenticates Sending IP address Based off DNS TXT record "v=spf1 ip4:216.146.45.0/24 include:_spf.google.com include:spf.dynect.net include:support.zendesk.com ~all" Spoofing
  • 15. Email Security: Protecting Your Brand DomainKeys Identified Mail (DKIM) Uses Public / Private Key to authenticate Public key provided in DNS TXT records Private key hashed with message and inserted in headers Validate the sending server or software Sending Receiving Public Key Botnets
  • 16. Email Security: Protecting Your Brand DMARC Domain-based Message Authentication, Reporting and Conformance Provides ISPs direction on what to do with mail Used to reduce (and possibly stop!) phishing Utilizes SPF and/or DKIM ISPs provide reports on emails sent on your domain "v=DMARC1; p=reject; rua=mailto:reports@domain.com; ruf=mailto:reports@domain.com; pct=100” Phishing
  • 17. Email Security: Protecting Your Brand Recap: Protect your brand AND your customers Securely transmitting messages – Opportunistic TLS Email Authentication via DNS records – SPF, DKIM, and DMARC Additional resources – Openspf.org – DKIM.org – DMARC.org – http://dyn.com/content-hub/
  • 18. Email Security: Protecting Your Brand Questions? Chris Brenton Senior Director of Information Systems cbrenton@dyn.com | @Chris_Brenton Scott Grant Product Marketing Manager | Message Management sgrant@dyn.com | @ScottGrantJr