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flag India’s Aadhaar system, the world’s largest biometric ID, now has 134 crore users and over 17 trillion verifications.

flag India’s Aadhaar biometric identity system, with 134 crore active users, is now the world’s largest, having processed over 17,000 crore authentication transactions, according to the Ministry of Electronics & IT. flag Managed by UIDAI, it uses fingerprints, iris scans, facial recognition powered by AI, OTPs, or demographic data for verification, only through authorized agencies. flag Strict rules require user consent, encrypted data storage and processing within India, no retention of biometric data, and two-year log retention with five-year archiving. flag A three-tier audit system ensures compliance, and public guidelines enforce purpose-limited data use.

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