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. WinJail is Chroot / Jail implementation for Windows that 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. WinJail is paravirtualization and security related software. It provides separate disk sandboxes for any kind of applications like Unix chroot / jail commands. WinJail provides transparent redirections of file operations from common places like Windows folders to private copies of them. Itl also enables unique possibility to separate programs by users who launched it, and every user is able to use his private sandbox even for the same application.