cipher

Display or alter the encryption of directories and files on NTFS volumes. More information: https://learn.microsoft.com/windows-server/administration/windows-commands/cipher.

• Display information about a specific encrypted file or directory:

cipher /c:path\to\file_or_directory

• [e]ncrypt a file or directory (files added later to the directory are also encrypted as the directory is marked):

cipher /e:path\to\file_or_directory

• [d]ecrypt a file or directory:

cipher /d:path\to\file_or_directory

• Securely remove a file or directory:

cipher /w:path\to\file_or_directory