About this ebook
BiPay: The Complete Guide to Biometric Payments, Security, and the Future of Cashless Transactions by Subrat Gupta is a practical, future-focused roadmap to how biometric authentication is transforming payments worldwide. From fingerprint and facial recognition to voice and behavioral signals, this book explains what biometric payments are, how they work behind the scenes, and why they’re becoming a key building block for secure, frictionless commerce. You’ll learn how biometric systems are evaluated for accuracy, privacy, and reliability, and how modern payment architectures integrate biometric verification with tokenization, encryption, and risk-based controls. The guide also covers the security challenges that matter most in real deployments—spoofing, replay attacks, data storage, liveness detection, and compliance considerations—so readers can understand both the promise and the pitfalls. Written for entrepreneurs, product managers, security professionals, students, and payments enthusiasts, BiPay breaks down complex concepts into clear, actionable insights. Whether you’re exploring biometric POS payments, mobile wallets, identity-linked transactions, or the broader shift toward cashless experiences, this book will help you connect technology to trust, user experience, and long-term scalability. If you want to understand the next wave of payment security and the biometric future of everyday transactions, this complete guide is your starting point.
BiPay: The Complete Guide to Biometric Payments, Security, and the Future of Cashless Transactions by Subrat Gupta is a practical, future-focused roadmap to how biometric authentication is transforming payments worldwide. From fingerprint and facial recognition to voice and behavioral signals, th...
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About the author
Subrat Gupta is an expert in digital security and modern payment systems, with a strong focus on how emerging authentication technologies are reshaping trust in everyday transactions. His work bridges the gap between technical design and real-world implementation, helping readers understand security, privacy, and user experience in biometric-enabled payment workflows. In BiPay, Subrat draws on practical insights to explain the systems, threats, and safeguards that make biometric payments viable. He is passionate about building accessible education for professionals and learners navigating the future of cashless commerce.
Subrat Gupta is an expert in digital security and modern payment systems, with a strong focus on how emerging authentication technologies are reshaping trust in everyday transactions. His work bridges the gap between technical design and real-world implementation, helping readers understand secur...
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