Deep Freeze – LOGONDLL.DLL
Logondll.dll will appear in your Windows\System or System32 folder. You may see it described as "Winlogon Notify: DfLogon. This file installs with Deep Freeze by Faronics. Deep Freeze instantly protects and preserves baseline computer configurations. No matter what changes a user makes to a workstation, simply restart to eradicate all changes and reset the computer to its original state - right down to the last byte.
If you use this program, leave this file in place. If your computer is a workplace setting, don't remove it before checking with your IT professional. More information can be found at http://www.faronics.com/html/deepfreeze.asp.
Safe
Faronics Corp.