--- title: "How is user authentication done for DAP on OS?" slug: "how-is-user-authentication-done-for-dap-on-os" updated: 2026-08-13T05:16:09Z published: 2026-08-13T05:16:09Z canonical: "support.whatfix.com/how-is-user-authentication-done-for-dap-on-os" stale: true --- > ## Documentation Index > Fetch the complete documentation index at: https://support.whatfix.com/llms.txt > Use this file to discover all available pages before exploring further. # How is user authentication done for DAP on OS? Whatfix offers the ability to whitelist specific users or enable [End-user authentication](/hub/docs/end-user-authentication). By whitelisting users, organizations specify which individuals or groups have permission to access the content; this ensures control over who can view it. Only the users who have DAP on OS installed have access to the content created on DAP on OS.