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Thought Leadership
The World Wide Web Consortium (W3C) is facing a critical decision on decentralized identifiers (DIDs) that may come down to a democratic vote on how much decentralization really matters. We've analyzed what it means and why it matters.
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With digital health passes like the IATA Travel Pass becoming the focus of TV news and talk shows, the interest in W3C Verifiable Credentials (VCs) has never been higher. And the fact that digital passes contain sensitive personal health data is shining an extra bright spotlight on privacy. This underscores the crucial role of zero-knowledge...
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Quick Summary Although the EU’s approach to COVID-19 health certificates (the Digital Green Certificate) implements existing technology and supports both paper and digital credentials, offline usage, and speedy verification, it makes a number of security and privacy compromises. Our analysis found it to be inherently centralised and better suited for low assurance use cases. Background...
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Am I crazy if I am a privacy hawk, but I’m opposed to unfettered anonymity? I think people should be free to live their lives without Siri or Alexa or Google Assistant listening to private bedroom conversations. I find the surveillance economy repugnant. The Snowden revelations leave me convinced that government eavesdropping needs more constraints....
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Standards compliance is a noble ideal, but by itself, it’s not going to get us to practical interop on verifiable credentials (VCs). That’s because there’s not enough agreement on which standards we’re talking about, and the ones we all like aren’t clear enough to force alignment. The W3C’s Verifiable Credential standard defines a data model,...
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