--- title: Authentication slug: admin-en/authentication description: Learn about the various types of platform authentication methods such as local, LDAP/AD, SSO, and Okta. Discover how local authentication, LDAP/AD authentication, and SSO work, and explore the benefits of using Okta authentication to leverage an existing docTags: createdAt: 2021-10-27T01:10:50.000Z --- Natively, the following types of platform authentication are possible: **local, LDAP / AD, SSO, and Okta**. | **Fields** | **Description** | | ------------------------ | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | **Local** | This is the standard method of accessing the platform, where users are registered in the tool database. | | **LDAP/AD** | Authentication is the most common form of access to the platform and is geared towards the end customer scenario. It allows you to authenticate to the system without the need to create users manually. | | **Sing Single On - SSO** | This is an alternative to automatic login on the platform. However, it is necessary to have an infrastructure oriented to this service. | | **Okta** | With this method, it is possible to use an available user base in Okta and use it for authentication in a **CITSmart** instance. |