#%PAM-1.0
auth       required	/lib/security/pam_pwdb.so shadow
account    required	/lib/security/pam_pwdb.so 
#password   required	/lib/security/pam_cracklib.so
password   required	/lib/security/pam_pwdb.so shadow use_authtok
session    required	/lib/security/pam_pwdb.so