Lesson 1: Managing File Security
Much of an organization’s most confidential data is stored in files and folders. Windows Server 2008 R2, along with most recent business versions of Windows, provide three technologies for controlling access to files, folders, and volumes: NTFS file permissions, EFS, and BitLocker.
The operating system uses NTFS file permissions to determine which users can read or change files and folders. NTFS file permissions work only when the operating system is running, however. To protect data when someone steals a hard drive or an entire computer, you must use encryption. EFS encrypts individual files and folders on a per-user basis, whereas BitLocker encrypts entire volumes and can help protect system files.
The sections ...
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