Different Ways to Find SQL Server Orphaned Users

SQL Server orphaned users are a common thorny issue in auditing. In this post, Jeffrey Yao provides a few different ways of identifying orphaned users covering various scenarios.

SQL Authentication Via AD Groups Part III: What About Orphaned Users?

With AD Authentication via groups, SQL Server is vulnerable to orphaned Windows users' logins being added to SQL Server at a later date. This article gives an improved user audit script that detects orphaned DB Users and also a delete script.

Orphaned login report for all databases

Running the sp_change_users_login @Action=Report against all databases with a simple cursor wrapped around it.

Fix Orphan Users for Instance Migration

Use provided script to fix orphan users for all databases after Instance Migration. Tested on SQL 2014.

Orphaned users

Steps to Drop an Orphan SQL Server User when it owns a Schema or Role

What do you do when you need to remove an orphaned user, but they are the owner of a Schema or Role on that database?

Fix orphaned users after restoring database to another server.

Script reassigns database orphan users to the matching SQL Server logins.

Fix all orphaned users in a database

Fix orphaned users on a restored db

Please, Sir, I want some more… orphaned database users.

Permissions on our development servers are considerably less stringent than elsewhere with developers afforded the freedom to restore backup’s ad-hoc....

Understanding and dealing with orphaned users in a SQL Server database

Attaching and restoring databases from one server instance to another are common tasks executed by a DBA. After attaching or restoring of a database, previously created and configured logins in that database do not provide access. This tip looks at how to deal with this.