tldr/pages/windows/cipher.md

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}}