centos /etc/pam.d/system-auth password requisite pam_pwquality.so minlen=6 minclass=1 enforce_for_root try_first_pass local_users_only retry=3 dcredit=0 ucredit=0 lcredit=0 ocredit=0 !\[2024-07-08T04:03:17.png\]\[1\] \[1\]: /usr/uploads/2024/07/69505286.png