The Encrypting File System or EFS Encryption is one of the components of the NTFS file system. It is available on a high range of Windows operating systems.

This article from Windowsecurity.com examines how to manage and use Microsoft's Encrypting File System in a Windows 2000 or Server 2003 domain.

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How to Encrypt and Decrypt a File. Encrypting files on your computer helps to secure your data from unauthorized access. Microsoft Windows features the native ability to encrypt files and folders ...

Next, select Encrypt a non-system partition/drive and select Next. Select the drive you want to encrypt and follow the instructions on the screen.

Logged in, and there's some notification asking me to backup the key because it is encrypting my file system. I didn't ask it to do that, and I wasn't even logged in as admin before the reboot.

If you get Access is denied message when opening encrypted files, you may need to first export the Encrypting File System (EFS) certificate and key.

How to Encrypt a Batch File. Batch files have a BAT extension and, somewhat similarly to executable files, are used to run system commands through the Windows Command Prompt. Unlike an executable ...

To encrypt a file or folder you right-click on it, choose Properties, and click the Advanced button in the Attributes area. Then check the box "Encrypt contents to secure data" and click OK, twice.

It's way too easy to lose access to Windows-encrypted files. As long as you can remember a password for the account that did the encrypting, this product will recover those lost files, and its ...