The password strength determines the security level of the passwords of users who have access to the admin panel.
By default, user passwords must be at least 6 characters long and contain at least one lowercase letter, one uppercase letter and one number.
You can easily change this setting and choose from the various pre-recorded configurations.
USERS_PASSWORD_CONSTRAINT constant, and replace the value ("lower-upper-number-min-6") with one of the followings possible values:
min-x // lowercase - at least x characters
lower-upper-min-x // lowercase + uppercase - at least x characters
lower-upper-number-min-x // lowercase + uppercase + numbers - at least x characters
lower-upper-number-symbol-min-x // lowercase + uppercase + numbers + symbols - at least x characters
The password constraints will change for all the new incoming users.
To change the password strength of users who have access to the PHPCG admin panel you must beforehand: