步骤 1 修改/etc/security/pam_pwcheck.conf 文件:
#vi /etc/security/pam_pwcheck.conf
确保下面行未被注释,如没有,请添加:
password: nullok use_cracklib
步骤 2 修改/etc/pam.d/passwd文件:
#vi /etc/pam.d/passwd
确保下面行未被注释,如没有,请添加文件开头:
auth required pam_unix2.so nullok
account required pam_unix2.so
password required pam_pwcheck.so nullok
password requisite pam_cracklib.so minlen=6 lcredit=-2 ocredit=-1 use_authtok
password required pam_unix2.so nullok use_first_pass use_authtok
session required pam_unix2.so