http://www.fmi.uni-passau.de/archive/doc/unix/unixhelp/Unixhelp/tasks_ftp3.2.1.html (Einblicke ins Internet, 10/1995)For security reasons, the hhcp command will prompt you for access authorisation that is acceptable to the operating system on the remote host.
On a Unix host this is usually in the form of a username and password. Other types of host may use a special file transfer password.