# User management **Learn to manage users and groups on Langstack. By the end of this section, you will be aware of the basic management tools in Langstack.** ## What are User management tools? User management tools help users define and manage users account access levels. Langstack application security model is around users, groups, and privileges, where users belong to a group and the group is assigned a set of privileges. In the upcoming sections, learn about * Privileges * Groups * Users. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.langstack.com/welcome/get-started/learn-langstack/user-management.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.