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Self-Sovereign Digital Identity


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An deck used as an introduction to a panel discussion of self-sovereign digital identity at the Sydney Digital ID Meetup in February 2018.

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Self-Sovereign Digital Identity

  1. 1. How can we fix the identity problem? What is self-sovereign digital identity and what problems does it solve? David G.W. Birch Digital ID Meetup (Sydney, February 2018) @dgwbirch v2 Can Self-Sovereign Digital Identity Help?
  2. 2. David G.W. Birch author, advisor and commentator Global top 15 favourite sources of business information (Wired Magazine); London FinTech Top 10 most influential commentators (City A.M.); Top 20 Fintech Influencer (JAX London); Top five Leader in IDentity (Rise); Top 10 Twitter account followed by innovators, alongside Bill Gates and Richard Branson (PR Daily); Top 10 most influential voices in banking (Financial Brand); Top 50 blockchain insider (Richtopia); Europe’s most influential commentator on emerging payments (Total Payments). 2
  3. 3. Time for some clear thinking around digital identity Let’s create a model to helps us formulate a solution 3
  4. 4. The Three Domain Model We’re all crazy for “digital identity” – but what is it? 4
  5. 5. Identification Domain Binding a digital identity to a mundane identity is expensive 5
  6. 6. Authentication Domain For the foreseeable future, mobile the mass market 6
  7. 7. Authorisation Domain Allow me to… do stuff 7
  8. 8. Case Study: BBVA Banks use this framework 8
  9. 9. The NIST Standard Governments use this framework 9
  10. 10. Who will create the infrastructure? Banks, internet giants, governments, NGOs… or us? 10
  11. 11. Who Creates Digital ID? Who holds the private key, basically
  12. 12. Self-Sovereign Digital Identity The user must be central to the administration of identity; The identity must be transportable; It must allow ordinary users to make claims • From a “pull” to “push” model, with users selecting the virtual identity; In creating the identity, “we must protect the individual”. Christopher Allen (27th April 2016) Ten Principles: Existence, Control, Access, Transparency, Persistence, Portability, Interoperability, Consent, Minimalisation, Protection
  13. 13. Transactions are between Virtual IDs Transactions use the public key – do they care where the private key is?
  14. 14. Discovery: Is this where the Blockchain helps? Transactions use the public key – do they care where the private key is?
  15. 15. Discussion Is this the right model and framework for self-sovereign digital identity (SSID) ? (Keyword: Credentials) What real problems to we face that SSID can solve? (Keyword: Control) If we do need SSID, how do we manage the problem of the private keys? (Keyword: Recovery) If we do want people to manage their own keys, how will we educate them? (Keyword: Consent)
  16. 16. in the future, everyone will be famous for fifteen megabytes engage dgwbirch limited post 1 Armadale Road, Woking, Surrey GU21 3LB, UK call +44 7850 863168 contact visit follow @dgwbirch comment connect order “Before Babylon, Beyond Bitcoin”