# identity-provider

> Identity providers power SSO and federation by centralizing authentication, access policies, and user lifecycle controls.

Source: https://docs.applivery.com/en/glossary/identity-provider/  •  Last updated: 2026-07-02

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**TL;DR:** Identity providers centralize sign-in and access policy enforcement across applications.

Identity providers improve security posture by consolidating sign-in, reducing local credential sprawl, and enabling consistent policy enforcement across integrated platforms.