The login screen waits. Credentials fill the form, but the system doesn’t check them here — it calls an identity provider. This is Identity Federation with Zscaler.
Zscaler sits between users and applications, enforcing policy while delegating authentication to trusted identity sources. Federation means no separate passwords for every service. Instead, Zscaler integrates with identity providers like Okta, Azure AD, Ping Identity, or LDAP directories. The identity provider verifies the user. Zscaler uses that verified identity to grant access through its cloud security platform.
The benefit is control without friction. Identity Federation centralizes authentication, allowing single sign-on (SSO) across web and SaaS apps. Security teams can define group-based policies in Zscaler that map directly to federated identities. This eliminates shadow accounts, simplifies user lifecycle management, and reduces attack surfaces.
Zscaler supports standard federation protocols, including SAML and OpenID Connect. With SAML, Zscaler redirects the authentication request to the identity provider, then receives an assertion to confirm the user’s identity. OpenID Connect adds an API-friendly, modern flow built on OAuth 2.0, which makes it easier for developers to extend secure access to custom applications.
Policy enforcement in Zscaler is tightly bound to the federated identity. For example, a user in the “Finance” group can reach internal accounting tools from a sanctioned device but will be blocked from doing so on unmanaged hardware. These rules apply instantly across global points of presence, reducing latency and keeping authentication consistent worldwide.
Implementing Identity Federation in Zscaler requires configuring connectors, trust relationships, and certificate exchanges. Metadata from the identity provider defines the endpoints and keys. Zscaler administrators import that metadata, set up SSO profiles, and test authentication flows. Logging in through the Zscaler browser-based UI or agent should pass the authentication event to the identity provider, then return an access token or SAML assertion.
To harden the setup, enable multi-factor authentication inside the identity provider. Zscaler will enforce the result, preventing access until all steps are satisfied. Regularly rotate signing certificates, monitor federated login logs for anomalies, and review policy mappings after role or team changes.
Identity Federation with Zscaler is more than user convenience — it’s an architecture choice that shifts trust to a single, secured identity source. It makes authentication uniform, policy enforcement precise, and scaling global secure access straightforward.
You can see Identity Federation in action with modern apps at hoop.dev. Deploy, connect your identity source, and watch it work — live in minutes.