979 B
979 B
Zero-knowledge Proof of Identity paper "turning X.509 certificates into anonymous credentials."
business level description of zkSNARK "zk-SNARK is a form of cryptography that proves possession of certain information without revealing that information, and without any interaction between the prover and verifier."
Introduction to zk-SNARKs with Examples
It looks like the libraries available are still fairly early stage, but the excitement around it should make them move fairly fast
Open question - how can this be integrated into a universal-use protocol that may include participants that do not use zkSNARK - can we use it with different levels of uncertainty from different external providers who might identify people in looser ways?