debian man page for mudpasswd

mudpasswd  -  manage muddleftpd(1) password files [options...]|-d
username|-e username options...} mudpasswd  modifies  a  password
file  to  be  used  by	muddleftpd(1)'s  internal  authentication
method. Unless the -h or -V options are given, the -p option  and
one of the -a, -e, or -d options must be specified.  Aditionally,
if -e is selected, at least one of -P, -H, or -R must  be  given.
Edit  the  passwords  found in password-file.  Add the user user-
name.  Delete user username.  Edit the information for user user-
name.	Set the password for the user specified by -a or -e.  Set
the root directory for the user specified by -a or -e.	 Set  the
home directory for the user specified by -a or -e.  Interactively
read in a password for the user specified by -e.  ftpwho(1)  Mud-
dleFTPd  was written by Beau Kuiper <;support@muddleftpd.cx>. This
manual page was written for the Debian system by  Decklin  Foster
<decklin@red-bean.com>