Facial recognition authentication has evolved beyond unlocking smartphones and is now a vital solution for secure, user-friendly login processes across various industries such as finance, healthcare, education, and retail. It utilizes a person's unique facial features to verify identity, offering a passwordless and seamless user experience while enhancing security by reducing risks associated with credential stuffing and phishing. The technology captures facial data, stores it securely on the user's device, and uses advanced sensors and neural networks to ensure accurate and private authentication, aligning with privacy-focused standards like FIDO2 and WebAuthn. Despite potential challenges like demographic biases and environmental factors, facial recognition remains a robust option for organizations aiming to modernize access control and increase operational efficiency with minimal support costs. Solutions like Descope facilitate the integration of facial recognition into applications without requiring deep biometrics expertise, supporting device-native biometrics and offering additional features such as liveness detection to prevent spoofing.