Enterprise SaaS Platforms Abandon Password Storage for OAuth2-Based Single Sign-On

Storing passwords exposes SaaS platforms to credential stuffing attacks when third-party breaches leak user credentials, making password management an architectural liability. OAuth2-based Single Sign-On (SSO) via Laravel Socialite delegates identity verification to trusted providers like Google and Azure AD, eliminating both operational burden and compliance risk. This pattern has become the security standard for enterprise B2B applications seeking to shift identity responsibility away from their own infrastructure.