World's ProveKit Can Verify Citizens, Hotel Guests and AI Agents Without Taking Their ID

Coinbase's customer support agents were bribed in 2025 into handing over the records of about 69,000 customers, including images of their passports and driving licences. The attackers then demanded $20 million. Glassdoor users discovered in 2024 that the site had attached their real names to supposedly anonymous accounts. The European Union asks people signing a citizens' initiative in 17 member states for their passport or ID number. Each of these systems wanted to confirm one small fact about a person: that they own an account, that they work somewhere or that they are a citizen. Each of them collected the whole identity to do it.

ProveKit, which World open-sourced on 2 September and now uses inside World ID, turns that around. The phone reads the document, checks the one fact on the device and sends a short mathematical proof that the fact is true. The...

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