JSI Tip 3987. Cover Your Tracks (CYT) freeware.

Marty List brings us CYT freeware, which allows you to change the default user name that is shown at the logon prompt. This is useful when you have logged onto a user's computer and don't want them to lock out your account by typing their password with your UserName.

The readme contains:

Cover Your Tracks version 2.50A default user logon utility for Windows.  Allows you to change the default user ID shown at the next logon.Use Cyt.exe /? to view the optional command-line syntax.Copyright ©1998-2000 Marty ListRequires MSVBVM50.DLL version 05.00.4319 or later.  To obtain thelatest versions of the Microsoft Visual Basic run-time files, seethe Microsoft Support Knowledge Base article Q180071:http://support.microsoft.com?kbid=180071.==================================================================Revision History:2.50 11/28/2000Added code to reset the user name shown for each RAS profile on Win9x.2.02 07/20/2000Fixed a bug with DontDisplayLastUser on Windows 2000.2.0006/19/2000Added support for Windows 2000 and Windows 9x.1.1005/15/1998Added option to modify profiles and support for command-line switches.1.0004/09/1998Initial release.