> ## Documentation Index
> Fetch the complete documentation index at: https://backstage.spotify.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Authentication

> Choose and configure an identity provider for Portal user authentication, with supported options including Entra ID, Okta, and GitHub.

Configure user authentication for your Portal instance with supported identity providers.

## Supported Authentication Providers

<Columns cols={3}>
  <Card title="Entra ID">
    Configure authentication using Microsoft Entra ID (formerly Azure
    Active Directory) for enterprise single sign-on integration
  </Card>

  <Card title="Okta">
    Set up authentication with Okta identity provider for secure user access and
    management
  </Card>

  <Card title="GitHub">
    Configure GitHub authentication and integration for repository
    access and user management
  </Card>
</Columns>