Biometric fingerprint authentication is a widely used method for verifying identity, leveraging the unique biological attributes of human fingerprints, which are highly secure and difficult to replicate. It offers a seamless user experience by eliminating the need for passwords and enhancing security through its integration in various devices like smartphones and laptops. While the accuracy of fingerprint authentication systems is generally high, with success rates exceeding 98%, challenges such as potential spoofing and the inability to meet the National Institute for Standards and Technology's ideal accuracy standards remain. The adoption of FIDO-based standards enhances security by combining biometric data with device possession, thus strengthening multi-factor authentication. This method is particularly useful in contexts requiring high security, such as mobile applications, travel, healthcare, and government functions. Developers can integrate fingerprint authentication into their applications using tools like Descope, which simplifies the process with SDKs, APIs, and drag-and-drop workflows, facilitating quick implementation while maintaining robust security protocols.