You must put spaces between multiple parameters. You can use multiple directory names and wildcards. cer file to the EFS recovery policy to create the recovery agent for users, and then import the. Therefore, when you encrypt a file, you should also encrypt the parent directory.Īn administrator can add the contents of a. If the parent directory is not encrypted, an encrypted file could become decrypted when it is modified. The Hash provided for /certhash must be the SHA1 hash of the certificate to remove. Removes a user from the specified file(s). Updates the specified encrypted file(s) to use the currently configured EFS key. Otherwise, the user's current EFS certificate and keys are backed up.ĭisplays your current EFS certificate thumbnail on the local computer. If used with :efsfile, /x backs up the user's certificate(s) that were used to encrypt the file. If it is a mount point or points to a directory in another volume, the data on that volume is removed.īacks up the EFS certificate and keys to the specified file name. The directory specified can be located anywhere in a local volume. If you use the /w parameter, all other parameters are ignored. Removes data from available unused disk space on the entire volume. If used without /n, /u compares the user's file encryption key or the recovery agent's key to the current ones, and updates them if they have changed. If used with the /n parameter, no updates are made. Performs the specified operation on all subdirectories in the specified directory.įinds all encrypted files on the local drive(s). If /smartcard is specified, it writes the recovery key and certificate to a smart card, and no. cer file (containing only the certificate). pfx file (containing certificate and private key) and a. Generates an EFS recovery agent key and certificate, then writes them to a. If the /k parameter is specified, all other parameters are ignored. By default, these files are not encrypted or decrypted.Ĭreates a new certificate and key for use with Encrypting File System (EFS) files. Directories are marked so that files that are added afterward will be encrypted.ĭisplays files with hidden or system attributes. By default, cipher continues to run even if errors are encountered.ĭisplays information on the encrypted file.ĭecrypts the specified files or directories.Įncrypts the specified files or directories. Syntax cipher ]Ĭipher /adduser ]Ĭipher /removeuser /certhash: ]Īborts if an error is encountered. If used without parameters, cipher displays the encryption state of the current directory and any files it contains. Displays or alters the encryption of directories and files on NTFS volumes.
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