Cf.rar -

If you are prompted for a password, the archive was likely created with the -hp or -p switches. Without the password, you cannot view or extract the contents. RAR console version User's Manual - GitHub Gist

If you are simply trying to open or manage a file named CF.rar , here are the standard ways to handle it: CF.rar

The cf command allows you to attach a descriptive text string to files inside a RAR archive. These comments are then displayed whenever you use the "view" ( v ) command. rar cf If you are prompted for a password, the