Fundamentals of Passwordless Authentication examines the technical aspects, challenges, and considerations involved in implementing and deploying passwaordless authentication. Its comprehensive approach provides practical guidance on integrating new systems with existing infrastructure, while ensuring compliance with regulatory requirements. Gain insight into cutting-edge passwordless techniques including biometric, hardware token-based, and email/SMS-based authentication. Readers are guided through the implementation process, learning about the technical, integration, and deployment challenges. The text also delves into the security factors and vulnerabilites of passwardless authentication, as well as how to mitigate those potential weaknesses. Detailed guidance covers established standards-such as passkeys and FIDO2, alongside indepth overviews of global regulations. You will also learn about variables that influence the adoption of passwordless authentication and how to apply best practices to enhance user experience. Case studies of successful implementations illustrate how these techniques and methods are being utilized today.

The book concludes by exploring emerging trends and technologies that are shaping the future of passwordless authentication and their potential impact on the broader field of cybersecurity. This is an indispensable reference for cybersecurity professionals, IT managers, and regulatory compliance practitioners who need a detailed blueprint for understanding, planning, and implementing passwordless authentication.