To display a legal notice to appear before logon, use the C2config.exe program from the Windows NT Resource kit, or use the Registry Editor to create the following keys:
Hive: HKEY_LOCAL_MACHINE\SOFTWARE Key: \Microsoft\Windows NT\Current Version\Winlogon Name: LegalNoticeCaption Type: REG_SZ Value: Whatever you want for the title of the message box Hive: HKEY_LOCAL_MACHINE\SOFTWARE Key: Microsoft\Windows NT\Current Version\Winlogon Name: LegalNoticeText Type: REG_SZ Value: Whatever you want for the text of the message box