CentOSパスワード複雑度設定

953 ワード

Centos7       :
Linux          :pam_passwdqc   pam_pwquality 。  pam_passwdqc      /etc/login.defs,pam_pwquality    /etc/security/pwquality.conf

1)、/etc/security/pwquality.conf  :
retry=N:        /       ,       ;
Difok=N:                        。         1/2            ,        ;
minlen=N:              ;
dcredit=N:                  ;
ucredit=N:                    ;
lcredit=N:                    ;
ocredit=N:                    (   、    );
【   =-1  ,     】

2)、/etc/login.defs  :
PASS_MAX_DAYS 99999            , 99999:    
PASS_MIN_DAYS 0               ,0   , 0       
PASS_MIN_LEN 5               ,  pam_cracklib module,       
PASS_WARN_AGE 7                              

3)、        
vim /etc/security/pwquality.conf
minlen = 8
minclass = 1
maxrepeat = 0
maxclassrepeat = 4
lcredit = -1
ucredit = -1
dcredit = -1
ocredit = -1
difok=5

vim /etc/login.defs
PASS_MAX_DAYS 90
PASS_MIN_LEN 12
PASS_MIN_DAYS 7
PASS_WARN_AGE 30