# Security - [Roles](https://docs.stackerhq.com/stacker-astra/security/roles.md) - [Add User Permissions](https://docs.stackerhq.com/stacker-astra/security/add-user-permissions.md): Permissions let you control what your users can see, and how they can interact with data in your apps. By default all users can read, update, and create new records. Permissions are set on each table. - [Create or edit a permission rule](https://docs.stackerhq.com/stacker-astra/security/add-user-permissions/create-or-edit-a-permission-rule.md) - [Record Filter](https://docs.stackerhq.com/stacker-astra/security/add-user-permissions/create-or-edit-a-permission-rule/record-filter.md) - [Ownership filter](https://docs.stackerhq.com/stacker-astra/security/add-user-permissions/create-or-edit-a-permission-rule/ownership-filter.md) - [Data filter](https://docs.stackerhq.com/stacker-astra/security/add-user-permissions/create-or-edit-a-permission-rule/data-filter.md) - [Permission Sharing](https://docs.stackerhq.com/stacker-astra/security/add-user-permissions/create-or-edit-a-permission-rule/permission-sharing.md) - [Field Access](https://docs.stackerhq.com/stacker-astra/security/add-user-permissions/create-or-edit-a-permission-rule/field-access.md) - [Record Deletion](https://docs.stackerhq.com/stacker-astra/security/add-user-permissions/create-or-edit-a-permission-rule/record-deletion.md) - [Troubleshooting Permissions](https://docs.stackerhq.com/stacker-astra/security/add-user-permissions/troubleshooting-permissions.md) - [Data Filters](https://docs.stackerhq.com/stacker-astra/security/data-filters.md) - [Dynamic Data Filters](https://docs.stackerhq.com/stacker-astra/security/data-filters/dynamic-data-filters.md) - [Conditional Visibility Filter](https://docs.stackerhq.com/stacker-astra/security/data-filters/conditional-visibility-filter.md) - [List Layout Filters](https://docs.stackerhq.com/stacker-astra/security/data-filters/list-layout-filters.md) --- # 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.stackerhq.com/stacker-astra/security.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.