How to use bitlocker in vista

Additionally, you can right-click a domain container and then search for a BitLocker recovery password across all the domains in the Active Directory forest. Source: Microsoft. Another intriguing attack is to use the ghost hibernation file that still exists within memory by manipulating the RAM on the computer by cooling it down with a can of compressed air, then pulling the contents out of memory.

All three systems, Apple, Linux, and Microsoft systems were vulnerable to this same kind of attack, and while this is an unlikely attack, it is still interesting to note that they found they could:.

With the memory contents in hand, the next step was to crack the encryption and compensate for the sporadic memory errors. By default, members of the Enterprise Administrators group have Read and Write permissions to these objects.

Error message 5. You may receive this error message when you try to perform a second or later installation of the BitLocker Recovery Password Viewer tool in a domain. Also, you must have at least Read permissions to the parent containers of these objects in the Active Directory configuration database. Click Start , click Run , type appwiz. In the Add or Remove Programs dialog box, click to select the Show updates check box. If you receive a message that states that other programs may not run correctly if you remove this update, click Yes to confirm the removal of this update.

Note The removal of the BitLocker Recovery Password Viewer tool does not prevent other programs from running correctly. In Active Directory Users and Computers, locate and then click the container in which the computer is located. For example, click the Computers container. For more information about how to locate a computer account, visit the following Microsoft Web site:. In the ComputerName Properties dialog box, click the BitLocker Recovery tab to view the BitLocker recovery passwords that are associated with the particular computer.

Follow the steps in the "To view the recovery passwords for a computer" section to view the BitLocker recovery passwords. In the Find BitLocker Recovery Password dialog box, type the first eight characters of the recovery password in the Password ID first 8 characters box, and then click Search.

A2: No. To view recovery passwords, you must be a domain administrator, or you must have been delegated permissions by a domain administrator. If a user who does not have sufficient rights installs the BitLocker Recovery Password Viewer tool, that user cannot locate any recovery passwords for any computer.

Also, if you use the BitLocker Recovery Password Viewer tool to search for recovery passwords among all the domains in a forest, results are returned only from the domains in which you have sufficient rights. Note The BitLocker Recovery Password Viewer tool cannot distinguish between a situation in which no recovery passwords exist for a particular computer and a situation in which you do not have sufficient rights to view the recovery password for a particular computer.

Q3: What if a stored recovery password does not appear on the "BitLocker Recovery" tab of a computer's " ComputerName Properties" dialog box? A3: Usually, the BitLocker recovery passwords for a particular computer appear on the BitLocker Recovery tab of the ComputerName Properties dialog box for that computer.

However, if a computer is renamed, you may be unable to locate the correct computer. This is because the drive label information still contains the original computer name. In this situation, you must use the password ID information to search for the recovery password. Q4: Why are only the first eight characters of the password ID used to search for the location of a recovery password? A4: This is a design decision that is intended to help simplify searching for recovery passwords without sacrificing the accuracy of the search operation.

Tests that randomly generated over one million password IDs typically yielded only duplicates for the first eight characters of the password ID. Therefore, even if you have one million recovery passwords in a search domain, it is unlikely that two recovery passwords will be returned by a single search operation.

Additionally, it is even more unlikely that more than two recovery passwords will be returned in the same search. Note We recommend that you examine the returned recovery password to make sure that it matches the whole password ID that you used to perform the search.

This is to verify that you have obtained the unique recovery password. These files may include any of the following items:. This issue may occur even if the operating system is newly installed. To work around this error, use one of the following methods:. Temporarily disable hibernation option and hard disk paging.

Then, use the Windows Preinstallation Environment to delete the Hiberfil. Restart the computer in Windows Vista. When you use the BitLocker Drive Preparation tool on a Windows Server based server, you may receive one of the following error messages:.

You may have to manually prepare your drive for BitLocker. However, it is possible that you copy the binary files from an earlier release of the BitLocker Drive Preparation Tool. Then, you will see the second error message. To resolve this issue, install the BitLocker Drive Encryption optional component. To do this, follow these steps that are mentioned in the "System requirements" section. Insufficient disk space for BitLocker Drive Encryption to encrypt the drive. Use disk maintenance tools to repair the disk and try again.

To resolve this problem, follow these steps. Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully.

For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:. If you prefer to fix this problem yourself, go to the " Let me fix it myself " section.

To fix this problem automatically, click the Fix it button or link. Then click Run in the File Download dialog box, and follow the steps in the Fix it wizard.

This wizard may be in English only. However, the automatic fix also works for other language versions of Windows. If you are not on the computer that has the problem, save the Fix it solution to a flash drive or a CD and then run it on the computer that has the problem. Then, go to the " Did this fix the problem? Click Start , type regedit in the Start Search box, and then click regedit in the Programs list. Verify the data type of the PagingFiles registry entry.

Right-click PagingFiles , and then click Delete. In the Value data box, type the value data that you noted in step 3a, and then click OK. For more information about security for portable computers that are running Windows Vista, visit the following Lenovo Web site:. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products. Microsoft provides third-party contact information to help you find technical support.

This contact information may change without notice. Microsoft does not guarantee the accuracy of this third-party contact information. Check whether the problem is fixed. If the problem is fixed, you are finished with this section.