cipher utility

At this point, you may be wondering how to encrypt individual files. That’s the function of the /a switch. Using the syntax cipher /e /a <directory path\filename>, you can encrypt a single file. For example, the following command will encrypt a file named testdoc1.txt in a subdirectory named subsub within a subdirectory named subencrypted that [...]

You can use the Cipher command to encrypt and decrypt data at the command line, in individual directories or in batches.
You can use the /d and /e switches with the Cipher command to encrypt or decrypt a directory, respectively. The syntax to encrypt a directory is cipher /e <directory name>. Note that these switches [...]

The Cipher utility is included with Microsoft’s most recent NT-based operating systems. It allows you to do the same tasks-encrypt and decrypt- that you can do through the Graphical User Interface, but also allows you to do much more. IT consultants can take advantage of the Cipher tool’s power to gather encryption information and more [...]