---
title: "Configuring Windows user name resolution"
slug: "oas-ag-configuring-windows-user-name-resolution-3-27"
updated: 2025-07-04T10:04:41Z
published: 2025-07-07T14:23:08Z
canonical: "docs.onespan.com/oas-ag-configuring-windows-user-name-resolution-3-27"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://docs.onespan.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Configuring Windows user name resolution

To enable and configure Windows user name resolution

1. Log on to the Administration Web Interface.
2. Create a new domain with the FQDN as domain name:
  1. Select ORGANIZATION > Add domain.
  2. Specify a name for the domain, e.g. example.com.
  3. Specify the settings for the domain as needed.
3. Enable Windows user name resolution:
  1. Select SERVERS > Global Configuration.
  2. Switch to the Back-End Servers tab and click EDIT.
  3. Select Windows User Name Resolution and click SAVE.
4. (OPTIONAL) If back-end authentication is required, configure the relevant policy to use Windows back-end authentication, or use one of the pre-defined Windows back-end authentication policies.

Users are now able to log on with the following user name formats:

- UPNuserid@example.com
- UPNuserid@my.examplesuffix.com
- EXAMPLE\SAMuserid