3.9. Task 3.9: Implementing File-Level Encryption

Today's operating systems have an Encrypting File System (EFS) that allows the currently logged-on user to encrypt files and folders on the fly so that no one else, when logged on under their own credentials, can read the encrypted objects. Even temporary files that are created while editing an encrypted file are encrypted. When you copy or move a file into an encrypted folder, the new file inherits encryption from the folder regardless of the source file's encryption status. By contrast, copying or moving a file into an unencrypted folder causes the file to retain its original encryption status.

If you have a computer that multiple users are likely to log on to, you have information that needs ...

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