---
toc_folder_title: External User Authenticators and Directories
toc_priority: 48
toc_title: Introduction
# External User Authenticators and Directories {#external-authenticators}
ClickHouse supports authenticating and managing users using external services.
The following external authenticators and directories are supported:
- [LDAP](./ldap.md#external-authenticators-ldap) [Authenticator](./ldap.md#ldap-external-authenticator) and [Directory](./ldap.md#ldap-external-user-directory)