Encrypting File System (EFS) is a feature of Windows that you can use to store sensitive information on your hard disk in an encrypted format. Encryption is the strongest protection that Windows provides to help you keep your information secure.
Some key features of EFS:
For step-by-step instructions on using EFS in Windows 7, please follow the steps found in this Microsoft Technet Video:
Note: EFS is not fully supported on Windows 7 Starter, Windows 7 Home Basic, and Windows 7 Home Premium.
ITServices offers an Encryption Service to assist users in setting up Windows 7 BitLocker.