When installing Ubuntu, the account Sai, want to change the password to two letters AA, easy to enter.
Run Terminal
[Email protected]:~$ passwd sai
Change Sai's password.
(current) UNIX password: xx
Enter a new UNIX password: AA
Re-enter the new UNIX password: AA
You must select a longer password
Enter a new UNIX password: 1234567
Re-enter the new UNIX password: 1234567
Bad:new Password is too simple
Enter a new UNIX password:
Green is entered manually. What to do? Plus SU permission to execute. To do so:
Programme one:
[Email protected]:~$ sudo passwd sai
[sudo] password for sai:xxx
Enter a new UNIX password: AA
Re-enter the new UNIX password: AA
passwd: Password has been successfully updated
Scenario Two:
[Email protected]:~$ su
Password: Super
[Email protected]:/home/sai# passwd sai
Enter a new UNIX password: AA
Re-enter the new UNIX password: AA
passwd: Password has been successfully updated
[Email protected]:/home/sai#
Success!
Ubuntu modified password length is too short or too simple to solve