MyData 2016 – Blockchain and Personal Data Markus Sabadello www.danubetech.com markus@danubetech.com Blockchain and Personal Data

Blockchain and Personal Data Why blockchain? How to use blockchain for “MyData”, “Self-Sovereign Identity”? Early approach: Namecoin, i.e. /n/... and /id/… ~30 Projects: http://github.com/peacekeeper/blockchain-identity Danube Tech 2016-08-31

Blockchain and Personal Data WHAT do we store on the blockchain? Identifiers? Cryptographic materials? Claims? Agreements? Transactions? Tokens? WHICH blockchain / distributed ledger do we use? Public vs. private? Proof-of-work, proof-of-stake, proof-of-standing, etc.? Use of smart contracts? Use of DHT, public clouds, private clouds, IPFS, etc.? Danube Tech 2016-08-31

Criticism Code is law? Banks? Peter Thiel? Ethereum’s The DAO? Microsoft LiveID? Danube Tech 2016-08-31

Some Events 2016 Danube Tech 2016-08-31

Current Work The XDI.org Registry Strawman Proposal. The paper Decentralized Public Key Infrastructure. A working draft of the DID Identifier and Object Specification. U.S. funding: DHS Blockchain Technology for Privacy Respecting Identity Management E.U. funding: ICT12 Net Innovation Challenge DEMO! http://xdi.space/ XDI Cloud Name and Cloud Number discovery Danube Tech 2016-08-31

Contact Contact: markus@danubetech.com www.danubetech.com Danube Tech 2016-08-31