Social login, a method allowing users to access applications using existing social media accounts like Google, Apple, Facebook, or LinkedIn, simplifies the login process by reducing password fatigue and enhancing user experience, particularly on mobile devices where traditional logins are cumbersome. It operates on open standards such as OAuth 2.0 and OpenID Connect, enabling secure authentication through trusted third-party platforms. While social login offers benefits like increased signup rates and reduced maintenance costs, it also poses challenges, including data privacy concerns and potential security vulnerabilities if not implemented correctly. The choice of social login providers is crucial, with major platforms like Google and Apple dominating the space, but niche providers can offer strategic advantages for specific audiences. A real-world example highlights a significant increase in social login adoption when integrated with only the largest providers, underscoring user preference for convenience. Despite its complexities, leveraging platforms like Descope can simplify the integration of social login, ensuring robust security and a seamless user experience while avoiding the pitfalls of in-house implementation.