TAILIEUCHUNG - BitLocker: Is It Really Secure?

BitLocker, whose full name is Windows BitLocker Full Drive Encryption, is a new technology available in Windows Vista Enterprise and Windows Vista Ultimate and also available in Windows Server 2008. It is one of the new security features for both Business and Personal Users designed to address the threat of unauthorized access to data as well as illegitimate booting of the operating system. BitLocker addresses a previously long history of vulnerability, such as data theft by inappropriately booting a computer through stolen credentials,. | Global Knowledge Expert Reference Series ofWhite Papers BitLocker Is It Really Secure 1-800-COURSES BitLocker Is It Really Secure Mark Mizrahi Global Knowledge Instructor MCSE MCT CEH Introduction What Is It BitLocker whose full name is Windows BitLocker Full Drive Encryption is a new technology available in Windows Vista Enterprise and Windows Vista Ultimate and also available in Windows Server 2008. It is one of the new security features for both Business and Personal Users designed to address the threat of unauthorized access to data as well as illegitimate booting of the operating system. BitLocker addresses a previously long history of vulnerability such as data theft by inappropriately booting a computer through stolen credentials using external attack tools such as bootable operating systems on CD-ROM or USB boot devices or transferring a computer s hard drive and reading it in a foreign system. Another security concern is obtaining unauthorized access into a stolen laptop or mainstream computer and accessing a recycled or decommissioned computer. BitLocker effectively encrypts the volume that runs the operating system while Windows Server 2008 can additionally encrypt other volumes. By design BitLocker encrypts the entire Windows operating system volume on the hard-drive including the operating system files user data hibernation files page file and temporary files. Any applications installed on the system volume will benefit from this form of protection. BitLocker verifies the integrity of the early stages of the boot components and boot configuration data so that any alteration of the boot process will prevent the operating system from starting. It is as valuable for servers as it is for laptops and desktops especially those machines that are off-site at remote or branch offices where these machines are less physically protected. The possibility exists that BitLocker-protected machines might be physically compromised and possibly .

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