# Policy Based Audience Studio Permissions

Policy-based permissions enables you to set Audience Studio permissions for user access to Segment Folders, Profiles, Predictive Scoring, and Profiles API Tokens. Permissions can be set at Full Access, Limited Access, and None. You can also set [Audience Column Visibility](/products/control-panel/security/policies/about-audience-column-visibility-control) to set permissions for individual attribute and behavior columns within a Parent Segment (previously Master Segment).

Learn more about:

* [Setting Policy-based Audience Studio Permissions Using TD Console](/products/control-panel/security/policies/setting-policy-based-audience-studio-permissions-using-td-console)
* [About Audience Column Visibility Control](/products/control-panel/security/policies/about-audience-column-visibility-control)
* [How Authentications Permissions Affect Activations in the Audience Studio](/products/control-panel/security/policies/how-authentications-permissions-affect-activations-in-the-audience-studio)