Authors : Merlin Balamurugan; Kumar Shanmugasamy; Saranya Balaguru

Volume/Issue : Volume 10 - 2025, Issue 12 - December

Google Scholar : https://tinyurl.com/5n7mc3mc

Scribd : https://tinyurl.com/wmh2ydyw

DOI : https://doi.org/10.38124/ijisrt/25dec062

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Abstract : Have you ever wondered what happens when your body decides to rewrite its own security code? Our team cracked open this fascinating puzzle where your biological passwords keep changing without warning. Picture this: your face, fingerprints, and voice – those unique markers that make you "you" – are quietly shape-shifting through time. We've engineered three brilliant solutions that turn this identity crisis into a technological triumph. First up, our smart Adaptive Algorithm (boasting a jaw-dropping 94.25% accuracy) learns your changing features like a best friend who notices your new haircut. Then there's our Multi-Factor Authentication superhero, nailing it with 97.10% accuracy by combining what you are with what you do. Our third ace, the Re-Enrollment Trigger, acts like a vigilant bouncer who knows exactly when to update your VIP pass. We put these systems through their paces using a massive collection of real-world faces – think 13,233 photos of 5,749 different people going about their lives. Our breakthrough approach doesn't just solve the problem; it turns your evolving identity into your strongest security asset. Whether you're aging gracefully or transforming dramatically, our system grows with you like a digital chameleon. The results? A security framework that's as dynamic as life itself, ready for everything from hospital check-ins to high-stakes government operations. We're not just changing the game; we're rewriting the rules of how technology understands human identity. And the best part? This isn't science fiction – it's your new reality in the making. Finally, we've mapped out a clear path for the future, showing how biometric security can keep up with your life's plot twists and turns.

Keywords : Biometric Security, Biometric Drift, Adaptive Algorithms, Multi-Factor Authentication, Identity Verification.

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