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Self Sovereign Identity (SSI) Open standards with Drummond Reed

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Drummond Reed, Chief Trust Officer at Evernym and Sovrin Foundation Trustee, features in our first Webinar "The Story of SSI Open Standards" by giving us the background on the foundation of Self Sovereign Identity. Drummond explains the technical and development aspects of DIDs, DKMS, DID Auth and Verifiable Credentials that will make Self Sovereign Identity possible.

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Self Sovereign Identity (SSI) Open standards with Drummond Reed

  1. 1. Webinar: The Story of SSI Open Standards Background on the Foundation of Self Sovereign Identity: DIDs, DKMS, DID Auth and Verifiable Credentials SSIMeetup.org26 April 2018 Drummond Reed Chief Trust Officer Evernym and Sovrin Foundation Trustee @drummondreed https://creativecommons.org/licenses/by-sa/4.0/
  2. 2. 1. Empower global SSI communities 2. Open to everyone interested in SSI 3. All content is shared with CC BY SA SSIMeetup.org26 April 2018 Alex Preukschat @SSIMeetup @AlexPreukschat Coordinating Node SSIMeetup.org https://creativecommons.org/licenses/by-sa/4.0/ SSIMeetup objectives
  3. 3. Who Am I? 3 • 20 years in Internet Identity • 13 years (all 26 instances) of Internet Identity Workshop • 15 years in Internet Identity standards – W3C – OASIS – IETF – OpenID Foundation Years
  4. 4. Who Am I? 4 Chief Trust Officer, Evernym Trustee, Sovrin Foundation Chair, Sovrin Trust Framework Co-Chair, Decentralized Identity Foundation ID WG Co-Chair, OASIS XDI TC Principle Investigator, U.S Dept. of Homeland Security DID and DKMS Projects Hats
  5. 5. Self-sovereign digital identity 5 Lifetime portable identity for any person, organization, or thing that does not depend on any centralized authority and can never be taken away SSIMeetup.org
  6. 6. SSI 101: The Three Models of Digital Identity
  7. 7. #1: Siloed (Centralized) Identity Standards: SSIMeetup.org
  8. 8. #2: Third-Party IDP (Federated) Identity Standards: SSIMeetup.org
  9. 9. #3: Self-Sovereign Identity (SSI) SSIMeetup.org
  10. 10. #3: Self-Sovereign Identity (SSI) SSIMeetup.org
  11. 11. #3: Self-Sovereign Identity (SSI) SSIMeetup.org
  12. 12. #3: Self-Sovereign Identity (SSI) Digital wallet SSIMeetup.org
  13. 13. Emerging Open Standards for SSI SSIMeetup.org
  14. 14. Decentralized Identifiers (DIDs)
  15. 15. 078-05-1120 SSIMeetup.org
  16. 16. did:sov:3k9dg356wdcj5gf2k9bw8kfg7a SSIMeetup.org
  17. 17. 17 SSIMeetup.org
  18. 18. 18 You will not have just one DID. You will have thousands. SSIMeetup.org
  19. 19. 19 Each one will give you a lifetime encrypted private channel with another person, organization, or thing SSIMeetup.org
  20. 20. 20 You will use it not just to prove your identity, but to exchange verifiable digital credentials SSIMeetup.org
  21. 21. 21 Best of all: there is no central registration authority— every DID is registered directly on a blockchain or distributed network SSIMeetup.org
  22. 22. URN Syntax (RFC 8141) 22 urn:uuid:ae84-d5c2-9fb785ea-72cd34 Namespace Scheme Namespace-Specific Identifier SSIMeetup.org
  23. 23. 23 did:sov:3k9dg356wdcj5gf2k9bw8kfg7a Method Scheme Method-Specific Identifier DID Syntax (W3C) SSIMeetup.org
  24. 24. 24 Initial DID Method Specs SSIMeetup.org
  25. 25. 25 { “Key”: “Value” } SSIMeetup.org
  26. 26. DID (for self-description) Set of public keys (for verification) Set of auth protocols (for authentication) Set of service endpoints (for interaction) Timestamp (for audit history) Signature (for integrity) 26 The standard elements of a DID doc SSIMeetup.org
  27. 27. How did DIDs happen? Conceived in 2015 by W3C Verifiable Claims Task Force Evernym applied to U.S. Dept of Homeland Security S&T to fund DID standard Over 2016 Evernym worked with SSI community to develop DID V1.0 June 2017 DID spec contributed to W3C Credentials Community Group 27 SSIMeetup.org
  28. 28. DKMS (Decentralized Key Management System)
  29. 29. 29 A proposed open standard for managing the private keys you need for DIDs—including robust, highly usable key recovery DKMS is… SSIMeetup.org
  30. 30. DID Layer The decentralized identity “stack” Identity Owners Cloud Layer Edge Layer SSIMeetup.org
  31. 31. 31 DKMS key recovery supports both offline recovery (“paper wallet”) and social recovery (“trustee”) methods SSIMeetup.org
  32. 32. How did DKMS happen? Nov 2015: concept of decentralized PKI (DPKI) started at Rebooting Web of Trust Jan 2017: Evernym proposed Phase 2 DID research project to U.S. DHS S&T June 2017: Evernym completed analysis of NIST 800-130 standard for key mgmt April 2018: Evernym showed first DKMS design, architecture, and prototype at IIW 32 SSIMeetup.org
  33. 33. DID Auth
  34. 34. 34 A simple standard way for a DID owner to authenticate by proving control of a private key DID Auth is… SSIMeetup.org
  35. 35. DID Layer The decentralized identity “stack” Identity Owners Cloud Layer Edge Layer SSIMeetup.org
  36. 36. How did DID Auth happen? Apr 2017: Rebooting Web of Trust #4 in Paris, DID authors converge on DID auth Nov 2017: Decentralized Identity Foundation forms DID Auth WG Feb 2018: BC Gov offers bounty for DID Auth preliminary spec and implementation April 2018: Markus Sabadello and team demo DID Auth prototype at IIW 36 SSIMeetup.org
  37. 37. Verifiable Credentials
  38. 38. 38 The format for interoperable, cryptographically-verifiable digital credentials being defined by the W3C Verifiable Claims Working Group Verifiable credentials are… SSIMeetup.org
  39. 39. DID Layer The decentralized identity “stack” Identity Owners Cloud Layer Edge Layer SSIMeetup.org
  40. 40. W3C Verifiable Credentials Ecosystem SSIMeetup.org
  41. 41. Sovrin Verifiable Credentials Ecosystem SSIMeetup.org
  42. 42. Sovrin Verifiable Credentials Ecosystem SSIMeetup.org
  43. 43. How did Verifiable Credentials happen? Nov 2015: Verifiable Claims Task Force created at W3C by Manu Sporny & David Longley (Digital Bazaar) + supporters Late 2016: VCTF proposes Verifiable Claims Working Group to W3C Epic battle ensues May 2017: W3C finally approves new WG 43 SSIMeetup.org
  44. 44. Webinar: The Story of SSI Open Standards Background on the Foundation of Self Sovereign Identity: DIDs, DKMS, DID Auth and Verifiable Credentials SSIMeetup.org26 April 2018 Drummond Reed Chief Trust Officer Evernym and Sovrin Foundation Trustee @drummondreed https://creativecommons.org/licenses/by-sa/4.0/ Thank you for loving SSI!

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