Single sign-on (SSO) gives users one login to access everything. SAML is one of the key protocols that makes that possible—passing identity data securely between identity providers and service providers. But while all SAML implementations are part of SSO, not all SSO solutions rely on SAML. Understanding how SAML fits into your authentication stack helps you choose the right tools for modern access control. This guide breaks down how SAML works, how it powers SSO, and how you can manage
