Abstract: A system and method for delivery of complete hard drive erasing software to a client computer via Internet and Windows operating systems. Hard drive erasing software is installed into a software program which simulates the booting of a floppy disk, the integrated software is subsequently installed into a software installation program and is delivered to the customer computer over a computer network by a vendor server connected to the computer network (Internet). At the customer computer, the hard drive erasing software is executed on the customer computer hard drive by executing the boot simulation software.