You can control what appears during Windows NT security dialog box using the
following Windows NT registry hack:
Disable Lock Workstation button:
Hive:
HKEY_CURRENT_USER
Key: Software\Microsoft\Windows\CurrentVersion\Policies\System
Name: DisableLockWorkstation
Type: REG_DWORD
Value: 1 disable
Disable Task Manager button:
Hive: HKEY_CURRENT_USER
Key: Software\Microsoft\Windows\CurrentVersion\Policies\System
Name: DisableTaskMgr
Type: REG_DWORD
Value: 1 disable
Disable Change Password button:
Hive:
HKEY_CURRENT_USER
Key: Software\Microsoft\Windows\CurrentVersion\Policies\System
Name: DisableChangePassword
Type: REG_DWORD
Value: 1 disable
Disable Logoff button:
Hive: HKEY_CURRENT_USER
Key: Software\Microsoft\Windows\CurrentVersion\Policies\Explorer
Note: change from System to Explorer
Name: NoLogoff
Type: REG_DWORD
Value: 1 disable
Note that the NoLogoff diable logoff
option from the Security dialog and from Start menu.
Disable Shutdown button:
Hive: HKEY_CURRENT_USER
Key: Software\Microsoft\Windows\CurrentVersion\Policies\Explorer
Name: NoClose
Type: REG_DWORD
Value: 1 disable