Google Integrates Zero-Knowledge Proofs for Age Verification

Google has introduced zero-knowledge proof (ZKP) technology into its Wallet service, enabling users to verify their age without disclosing personal information such as birthdates. This cryptographic method allows individuals to prove they meet age requirements for services like dating apps or online purchases without revealing additional data. The implementation is part of Google's broader initiative to enhance user privacy and security in digital interactions.

The ZKP-based age verification is initially being rolled out in the United Kingdom and select U.S. states, including Arkansas, Montana, Puerto Rico, and West Virginia. Users can store government-issued digital IDs in Google Wallet, which can then be used for age verification across various platforms. For instance, the dating app Bumble is among the first to adopt this system, allowing users to confirm their age through Google Wallet without sharing sensitive personal details.

Looking ahead, Google plans to expand Wallet's digital ID support to 50 additional countries and open-source its ZKP technology. This move aims to encourage broader adoption of privacy-preserving verification methods across the digital ecosystem. By integrating ZKPs into its services, Google is taking a significant step toward mainstreaming advanced cryptographic solutions that prioritize user privacy.