Windows 7 Features: Security and Security - BitLocker Drive Encryption

How can I prevent your data from being lost, stolen or hacked?

The answer is: BitLocker.

As an improved feature of Windows 7 (available in the Ultimate), BitLocker helps protect everything, including documents and passwords, by encrypting Windows and the entire drive where your data resides. Security. When BitLocker is enabled, it automatically encrypts all files saved on the drive.

BitLocker To Go is a new feature in Windows 7 that locks portable storage devices that are misplaced, such as USB flash drives or external hard drives.

BitLocker locks all drives to ensure data is protected from snooping.