JSI Tip 7308. The Windows XP and Windows Server 2003 Whoami utility.

When you use the Windows XP CMD help., or Windows Server 2003 CMD help, and press Whoami on the New command-line tools page, you see:

Whoami

Returns domain name, computer name, user name, group names, logon identifier, and privileges for the user who is currently logged on.

Syntax

whoami {/upn | /fqdn | /logonid}

whoami [{/user | /groups | /priv}] [/fo Format]

whoami /all [/fo Format]

Parameters

/upnDisplays the user name in user principal name (UPN) format./fqdnDisplays the user name in fully qualified domain name (FQDN) format./logonidDisplays logon ID./userDisplays the current user name./groupsDisplays group names./privDisplays privileges./fo FormatSpecifies the output format. The following table lists valid Format values.

/allDisplays the active user name and groups, and the security identifiers (SID) and privileges in the current access token./?Displays help at the command prompt.

Remarks

Examples

To learn the domain and user name of the person who is currently logged on to this computer, type:

whoami

Whoami returns the domain of the user followed by the user name. Output similar to the following appears in the Command Prompt window:

DOMAIN1administrator

To display all of the information in the current access token, type:

whoami /all