Provided by: passwd_4.1.4.2-1ubuntu3_i386 bug

vipw, vigr - password, group  shadow
vipw [-s]
       vigr [-s]


vipw  vigr
       /etc/passwd "  " /etc/group

       -s
        shadow /etc/shadow  /etc/gshadow

       VISUAL,

       EDITOR,

       vi

group(5),
       passwd(5), shadow(5)

                                  26 Sep 1997                          VIPW(8)