Appendix A. App containers

Users must be confident that Windows Store apps cannot just access any of the user’s data or PC resources. So Windows restricts what apps can do on a PC. This appendix explores Windows’ security model and how it is enforced.

Windows defines security groups, such as Administrators and Users, and each group has different privileges. When a user is assigned to a group, that individual inherits the group’s rights and privileges. For example, if a user belongs to the Administrators group, the user can install desktop apps, change the system time, modify the content of the %System32% directory, and so on. If the user is only a member of the Users group (a standard user), the user cannot perform any of these operations. A standard ...

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