Means of access control in Windows XP

Thanks to the use of Windows XP operating system file system NTFS provides a number of additional features for data protection; versions of Windows that do not have this file system does not provide such opportunities. One of those opportunities - Access. Using tables access control Windows XP user can restrict access to their data, posted on the computer or network hard disk format NTFS. Controls access restrict access to files for a particular user or group of computer users.

Setting permissions for files and folders.

Setting specifies the type of access permits authorized user or group. For example, the entire finance team is granted permission to read and write file payroll.dat containing data payroll organization. This configuration permits sets the level of access for groups and users. For example, a user is allowed to read the contents of a file to another - to make changes in the file, and all other users are prohibited all access to the file. For printers installed similar permission to allow some users to configure printers, and the rest - just print them. Change permission associated with a file or folder, it is necessary for them or the owner who granted permission.

Solutions for the group.

Better not permit users to assign and groups, as it eliminates the need to control access to each individual user. If that is possible, instead of individual permits to allow Full control (Full control). Setting Deny (Deny) applies to exclude a subgroup of the group, for which the resolution Allowed (allowed), or cancel a separate permit for a user or group, which has already given full control.

Weed granted permission depends on the type of object. For example, for file and for key permits are granted different. However, there are general types of permits, including at the following operations:

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Remove.

How to configure, view, change or delete permission to file and folders.

1. Open Windows, so click Start (Start), select All Programs (All Programs), Accessories (Standard), and click on Windows Explorer (Explorer).

2. Look for a file or folder, which require customized permission.

3. Click on a file or folder, right-mouse button, select Properties (Properties), and click the Security tab (Security). (If the Security tab (Security) is not visible, it can mean that the computer is not connected to the domain).

4. Do one of the following:

To set permission for a group or user is not present in the list Group or user names (Group or users), click Add (Add). Enter the name of a user or group for which you want to customize the solution, and then click OK. When you add a new user or group of them appointed by default Read & Execute permission (Reading and compliance), List Folder Contents (A list of the contents of a directory) and Read (Reading).

To change or remove the existing authorization for a group or user, click the name of the group or user.

5. Do one of the following:

To establish permit or prohibit, in the Permissions for User or Group (Solutions for the user or group) check Allow (Let) or Deny (Deny).

To delete a user or group from a list of Group or user names (Group or users), then click Remove (Delete).

6. If checkboxes in the Permissions for user or group (Solutions for the user or group) Remove button is shaded or (Delete) is not available, the file or folder inherited permission to be set for the parent folder.

How to display the Security tab.

Go to the control panel window Folder Options (Folder).

To do this, click on Start (Start), and then click Control Panel (Control Panel).

Then double-click Folder Options (Folder).

On the View (view) in the group Advanced settings (Advanced Options), uncheck the box next to Use simple file sharing [Recommended] (Use simple file sharing (recommended)).