As Chroot / Jail implementation for Windows platform, WinJail provides environment partioning to jails with their own files, processes and user accounts, offering additional level of system security. It works on the principle of Partial virtualization when all processes started in jail trying use files or directories are redirected by another address - copy of the files needed. This concept makes WinJail software indispensable in case of multi-user work or working in unsafe environment.