Managing passwords with passwd

Define a password management policy using the command /usr/bin/passwd

TCB — Any user can change his own password using /usr/bin/passwd when tcb scheme is enabled

Traditional — Any user can change his own password using /usr/bin/passwd when tcb scheme is disabled

Only root — Only superuser (root) has the right to change user passwords

Select an operating mode:

0. TCB
   

   Registry Hive	HKEY_LOCAL_MACHINE
   Registry Path	Software\BaseALT\Policies\Control
   Value Name	passwd
   Value Type	REG_SZ
   Value	tcb

1. Traditional (tcb sechema off)
   

   Registry Hive	HKEY_LOCAL_MACHINE
   Registry Path	Software\BaseALT\Policies\Control
   Value Name	passwd
   Value Type	REG_SZ
   Value	traditional

2. Only root
   

   Registry Hive	HKEY_LOCAL_MACHINE
   Registry Path	Software\BaseALT\Policies\Control
   Value Name	passwd
   Value Type	REG_SZ
   Value	restricted