Deep Freeze is designed to make computers "indestructible" by taking a snapshot of the system configuration and restoring it upon every reboot.
These files are notorious for containing malware or "backdoors" bundled with the installer. Since Deep Freeze operates at a very low kernel level to lock your drive, a compromised version is extremely dangerous. Deep Freeze Standard 7.30.020.3852.full.rar
Deep Freeze installs a kernel-level driver that intercepts all write operations to the hard drive. Instead of writing directly to the actual disk sectors, writes are redirected to a temporary overlay file. Deep Freeze is designed to make computers "indestructible"