5C/ Zk - SPARQL / Dan Yamamotto

Session 5C

zk-SPARQL

Session Convener: Dan Yamamoto

Notes-taker(s):

Tags / links to resources / technology discussed, related to this session:

Verifiable Credentials

JSON-LD

BBS+ signatures

Zero-knowledge proofs

SPARQL

Privacy-preserving

Slides: https://speakerdeck.com/yamdan/zk-sparql

Discussion notes, key understandings, outstanding questions, observations, and, if appropriate to this discussion: action items, next steps:

• Presents a prototype implementation of verifiable and anonymous personal datastore supporting
  • Storing JSON-LD based VCs
  • SPARQL-query
  • verifiable and anonymous result (using selective disclosed VP with BBS+ signatures)

• Possibly have relationships with DWNs, Solid Pods, …

• Uses jsonld libraries from Digital Bazaar as well as RDF/JS and SPARQL libraries from RDF/JS communities