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Table of Contents I. INTRODUCTION...............................................................................................................................1 II. BACKGROUND .............................................................................................................................2 Operation of a Biometric System: .........................................................................................................2 DNA:.....................................................................................................................................................4 Face Recognition:................................................................................................................................4 Hand and Finger Geometry:..............................................................................................................4 Fingerprint: .........................................................................................................................................4 Iris: .......................................................................................................................................................4 Retinal scan: ........................................................................................................................................5 III. DECIDING TO USE A BIOMETRIC TECHNOLOGY............................................................5 IV. CHALLENGES FACED................................................................................................................8 Privacy and Public Confidence: ............................................................................................................8 Fake Biometrics: .....................................................................................................................................9 Theft of Biometric Data: ........................................................................................................................9 Ease of Use:..............................................................................................................................................9 Environmental Factors:........................................................................................................................10 Physical Factors:...................................................................................................................................10 V. SOLUTIONS .....................................................................................................................................11 Educating Public about Biometrics – Solves Public Acceptance and Ease of Use problem: .........11 Testing the liveliness of a Biometric – Eliminates Fake Biometrics:................................................12 Encryption, Centralization, Multimodal Biometrics and Revising Algorithms – Solves the Problem of Theft:..................................................................................................................................12 Ensuring Cleanliness before using a Biometric Device – Mitigates Environmental Factors:........13 Solving the problem of Physical factors:.............................................................................................13 VI. CONCLUSION .............................................................................................................................14 REFERENCES..........................................................................................................................................15 Source