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How to Associate a Username with a Security Identifier (SID)

This article was previously published under Q154599
SUMMARY
The information in this article describes how to associate a username witha security identifier (SID).
MORE INFORMATION
Sometimes, you need to know what the security identifier (SID) is for aspecific user on the system. To see what the SID is for a specific user,perform the steps below.

WARNING: Using Registry Editor incorrectly can cause serious, system-wideproblems that may require you to reinstall Windows NT to correct them.Microsoft cannot guarantee that any problems resulting from the use ofRegistry Editor can be solved. Use this tool at your own risk.
  1. Open Registry Editor and navigate to:

    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion \ProfileList
  2. Under the ProfileList key, you will see the SIDs. By selecting each one individually, you can look at the value entry and see what user name is associated with that particular SID.
prodnt username
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Article ID: 154599 - Last Review: 02/27/2007 00:01:00 - Revision: 2.2

  • Microsoft Windows 2000 Server
  • Microsoft Windows 2000 Advanced Server
  • Microsoft Windows 2000 Professional Edition
  • Microsoft Windows NT Workstation 3.5
  • Microsoft Windows NT Workstation 3.51
  • Microsoft Windows NT Workstation 4.0 Developer Edition
  • Microsoft Windows NT Server 3.5
  • Microsoft Windows NT Server 3.51
  • Microsoft Windows NT Server 4.0 Standard Edition
  • kbenv kbhowto KB154599
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