Let’s look into the world of self-sovereign identity and what problems technologies like Hyperledger Indy and Sovrin network try to solve with usage of blockchain.

1. Digital Identity on
Blockchain
Jakub Kočí

2. About me
• Back-end
• Front-end
• Distributed Systems
• Blockchain
• Fintech

3. Identity

4. Digital Identity
Org A
username
password
username
password
username
password
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Org B
Org X
Org A
Org B

5. Problems

6. Self-sovereign Identity
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Org A
Org B

7. Path to Self-sovereign Identity
1. Existence
2. Control
3. Access
4. Transparency
5. Persistence
6. Portability
7. Interoperability
8. Consent
9. Minimalization
10. Protection
http://www.lifewithalacrity.com/2016/04/the-path-to-self-soverereign-identity.html

8. Credentials

9. Verifiable Credentials
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Schema
WalletCredentials
Machine-readable format

10. Name: John Doe
Address:
123 Never St
Phoenix, AZ 85001
Birth Date:
01/01/1995
Over 21: true
Zero-knowledge Proof

11. Decentralized Identifiers
• URN
• Public-private key pair
• Encrypted channel
• Public DID
• Pairwise DID
• DID Auth
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13. Credentials Workflow
Issuer
Holder
Verifier
Trust
Blockchain
Proof
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Credential
Schema Revocation RegistryPK

14. • Consensus (RBFT)
• Node
• SDK
• Cryptography

15. indyscan.io

16. • Non-profit organization
• Legal framework and governance
• Public-permissioned blockchain
• Stewards
• Hyperledger Indy

17. • Absa Identity PoC
• Simplify KYC process
• SAFBC cooperation

18. Thank you!
jakub.koci@gmail.com
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@jakubkoci
www.jakubkoci.com