How to Find Security Identifier (SID) of Users in Windows 11, 10, 8, and 7

By Timothy Tibbetts

A Security Identifier or SID is a string value used to identify users or groups and control their access. Here's how to find the SID of users on your Windows 10, 8, and 7 PC.

1: How to Find Security Identifier (SID) of Users - PowerShell or Command Prompt whoami

Open Powershell or the Command Prompt.

Type in whoami /user and press Enter.

2: How to Find Security Identifier (SID) of Users - PowerShell wmic

Open Powershell.

Type in the following and press Enter:

Current user:
wmic useraccount where name='%username%' get domain,name,sid

All users:
wmic useraccount get domain,name,sid

Specific user:
wmic useraccount where name='username' get sid

3: How to Find Security Identifier (SID) of Users - PowerShell Get-WmiObject

Open Powershell.

Type in the following and press Enter to get a list of all users:

Get-WmiObject win32_useraccount | Select domain,name,sid

4: How to Find Security Identifier (SID) of Users - Registry Editor

Open the Registry Editor.

Open HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProfileList

Click on the longer numbers to find the SID, user name and much more.

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