> [!CAUTION]
> **Caution:** This documentation covers Edge for Private Cloud 4.16.09, which is no longer supported. Google does not provide security patches, bug fixes, or technical support for this version. The current supported version is 4.54.00. See the [Edge for Private Cloud documentation](https://docs.apigee.com/private-cloud/latest/overview) for the current version, or [All versions](https://docs.apigee.com/private-cloud/versions) to compare releases.

*Edge for Private Cloud v. 4.16.09*

This section contains the instructions for configuring external authentication for Version
4.16.09 of Edge for Private Cloud.

> [!NOTE]
> **Note:** See the release notes here: [4.16.09 - Edge for Private Cloud
> release notes](https://docs.apigee.com/release/notes/41609-edge-private-cloud-release-notes)

- [External Authentication](https://docs.apigee.com/private-cloud/v4.16.09/external-authentication)

- Configuration

  - [Enabling external
    authentication](https://docs.apigee.com/private-cloud/v4.16.09/enabling-external-authentication)

  - [Disabling the reset password link
    in the Edge UI](https://docs.apigee.com/private-cloud/v4.16.09/disabling-reset-password-link-edge-ui)

  - [Indirect
    binding only: Encrypting the external LDAP user's password](https://docs.apigee.com/private-cloud/v4.16.09/indirect-binding-only-encrypting-external-ldap-user-password)

  - [Configuring TLS/SSL with
    external authentication](https://docs.apigee.com/private-cloud/v4.16.09/configuring-tlsssl-external-authentication)

  - [Configuration
    required for different sysadmin credentials](https://docs.apigee.com/private-cloud/v4.16.09/configuration-required-different-sysadmin-credentials)

- Disabling

  - [Disable external authentication](https://docs.apigee.com/private-cloud/v4.16.09/disable-external-authentication)

- Reference

  - [Understanding
    Edge authentication and authorization flows](https://docs.apigee.com/private-cloud/v4.16.09/understanding-edge-authentication-and-authorization-flows)

  - [External
    authentication configuration property reference](https://docs.apigee.com/private-cloud/v4.16.09/external-authentication-configuration-property-reference)

## Access the Apigee Community

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