Describe désert/workarea/2022-11-16 here.

Step 1: 备份etc目录配制

tar -zcvf etc_$(date +%F).tar.gz /etc/

Step 2: 修改/etc/pam.d目录中的system-auto文件为指定的参数

# tail -2 system-auth 

# 2022-11-16 added by Merlin
password    requisite     pam_pwquality.so try_first_pass local_users_only retry=3 authtok_type= minlen=8 lcredit=-1 ucredit=-1 dcredit=-4 ocredit=-1 enforce_for_root