Enhancing Biometric Security with Dynamic Chaotic Systems: A Narrative Review

Document Type : Review Article

Authors
1 Informatics Institute for Postgraduate Studies, Information Technology & Communications University, Baghdad, Iraq.
2 Department of Computer Science, Faculty of Sciences, Mustansiriyah University Baghdad, Iraq.
10.24271/psr.2025.491600.1840
Abstract
As technology continues to advance and online environments grow more complex, ensuring the security of sensitive personal information has become increasingly vital. Protecting biometric facts using accurate physiological or behavioral features has emerged as a vital approach to enhancing safety. However, traditional passkey technologies increase the number of people vulnerable to modern cyber-attacks, which entails powerful solutions. This paper explores combining chaotic structures with biometric integrity as an innovative approach in those stressful conditions. Chaotic systems, with their sensitivity to initial states and complex dynamics, introduce unpredictability and complexity into the generation and verification of the passkey, strengthening the protection mechanisms. Mathematical models and algorithms that provide case research illustrating the actual worldwide successful integration of chaotic structures into biometric protection. A comparative analysis of traditional and hardware-based chaotic biometric protection highlights significant improvements in resistance to attacks that have led to a decrease in fake exquisiteness threads and a doubling of information within passkey generation. Future commands include integrating chaotic systems with the blockchain era of decentralized authentication and exploring quantum chaotic structures for advanced protection answers. The impact on a person's discretion is also taken into account, focusing on the constancy between additional great security and user relief. The ethical implications, along with privacy concerns and compliance with statistical integrity laws, are heavily scrutinized to ensure accountable implementation. The integration of chaotic systems of super-passkey safety into biometric protection indicates a promising frontier in cybersecurity. Ongoing research and collaboration are essential to understanding its potential and ensuring robust, consumer-best, and ethically sound protection answers.
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