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Haoze Cheng

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Open access Aug 2026

Decentralized Biometric Authentication via Threshold-Based Key Derivation †

This work proposes a threshold-based decentralized authentication framework that keeps all sensitive Biometric-Enhanced Key Derivation tokens entirely off-chain, using the blockchain solely for freshness enforcement, and provides a game-based security analysis of brute-force resistance, unforgeability, and unlinkabilit...

Hui Cui, Haoze Cheng, James Boorman · 0 citations

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