adduser3

root@debian:~# passwd jperez
Enter new UNIX password:
Retype new UNIX password:
passwd: password updated successfully
root@debian:~# grep jperez /etc/passwd
jperez:$6$jysJjC//$S47eI89FsNWGvi6idjPAdp7e62KEMrWy0jXOA027eFviR6X1bYpiBnzruPW0NWDTA9Omg4x3WzkWBmJ.KZTdo/:1001:1001:Juan Pérez,816,+54 2657 444444,+54 2657 555555:/home/jperez:/bin/bash