Open access
Aug 2026
A Hybrid Chaotic and Random Grid Visual Cryptography-Based Framework for Secure and Revocable Biometric Template Protection
A novel multilayer framework for biometric template protection that integrates cancellability directly into the feature extraction stage, ensuring non-invertible and revocable templates while maintaining high recognition accuracy is presented.
A. Fares, Abderrahim Fayçal Megri, Abdallah Meraoumia
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