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  • 随机密码生成---mkpasswd

    1、安装mkpasswd
     
    # yum install expect
     
    2、用mkpasswd命令生成随机密码
    参数:
    -l  定义密码的长度,默认是9
    -d 数字个数,默认是2
    -c 小写字符个数,默认是2
    -C 大写字符个数,默认是2
    -s 特殊字符个数,默认是1
     
    #man mkpasswd
    
    FLAGS
           The -l flag defines the length of the password.  The default is 9.  The following example creates a 20 character
           password.
    
                mkpasswd -l 20
    
           The -d flag defines the minimum number of digits that must be in the password.  The default is 2.  The following
           example creates a password with at least 3 digits.
    
                mkpasswd -d 3
    
           The -c flag defines the minimum number of lowercase alphabetic characters that must be  in  the  password.   The
           default is 2.
    
           The  -C  flag  defines  the minimum number of uppercase alphabetic characters that must be in the password.  The
           default is 2.
    
           The -s flag defines the minimum number of special characters that must be in the password.  The default is 1.
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  • 原文地址:https://www.cnblogs.com/qingchen-24K/p/7270465.html
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