Hardware Lock Driver

Download the Hardware Lock Driver from here.

Extract the files from Sentinel_Protection_Installer_7.6.9.zip
Run Sentinel Protection Installer 7.6.9.exe

Special Instructions if you have a Parallel Hardware Lock

After launching Sentinel Protection Installer 7.6.9.exe,  follow the steps in this screencast.

Keywords: Hardware Lock Driver, Sentinel Driver, Dongle Driver, Parallel Port, Printer Port.