怎么每天都有一些人来试着暴力破解ROOT密码.. - V2EX
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gouera
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怎么每天都有一些人来试着暴力破解ROOT密码..

  •  
  •   gouera 2013-11-26 10:01:09 +08:00 5549 次点击
    这是一个创建于 4342 天前的主题,其中的信息可能已经有所发展或是发生改变。
    Nov 26 07:26:50 localhost ssd[7692]: User root from 219.243.208.158 not allowed because not listed in AllowUsers
    Nov 26 07:26:50 localhost sshd[7693]: input_userauth_request: invalid user root
    Nov 26 07:26:51 localhost sshd[7693]: Received disconnect from 219.243.208.158: 11: Bye Bye
    Nov 26 07:26:52 localhost sshd[7694]: User root from 219.243.208.158 not allowed because not listed in AllowUsers
    Nov 26 07:26:52 localhost sshd[7695]: input_userauth_request: invalid user root
    Nov 26 07:26:52 localhost sshd[7695]: Received disconnect from 219.243.208.158: 11: Bye Bye
    Nov 26 07:26:52 localhost sshd[7696]: User root from 219.243.208.158 not allowed because not listed in AllowUsers
    Nov 26 07:26:52 localhost sshd[7697]: input_userauth_request: invalid user root
    Nov 26 07:26:52 localhost sshd[7697]: Received disconnect from 219.243.208.158: 11: Bye Bye
    Nov 26 07:26:53 localhost sshd[7698]: User root from 219.243.208.158 not allowed because not listed in AllowUsers

    这些人是闲着蛋疼吗? 我的2台服务器都会这样。
    12 条回复    1970-01-01 08:00:00 +08:00
    DearMark
        1
    DearMark  
       2013-11-26 10:11:39 +08:00 via Android
    对,蛋疼
    subpo
        2
    subpo  
    PRO
       2013-11-26 10:14:12 +08:00
    正常,脚本小子多的是
    gouera
        3
    gouera  
    OP
       2013-11-26 10:30:24 +08:00
    @subpo 这个是怎么回事啊。 写个脚本在广域网扫端口,然后暴力破解?
    ultragtx
        4
    ultragtx  
       2013-11-26 10:45:25 +08:00
    把root的远程登陆关了啊 ssh端口改了啊
    qdvictory
        5
    qdvictory  
       2013-11-26 10:50:53 +08:00   1
    ssh关root- -
    yylzcom
        6
    yylzcom  
       2013-11-26 10:57:00 +08:00 via Android
    脚本泛滥的后果啊
    subpo
        7
    subpo  
    PRO
       2013-11-26 11:13:54 +08:00
    @gouera vps商的ip段基本上算是公开的吧,直接弱密码扫ip段就行了,我小时候就干过这样的事情- -一个软件,一天能扫出一堆,不过不明觉厉,不知道用来干嘛。
    现在想想,啧。
    GordianZ
        8
    GordianZ  
       2013-11-26 11:38:11 +08:00
    Fail2ban is your friend.
    hadoop
        9
    hadoop  
       2013-11-26 11:48:45 +08:00
    denyhost也不错啊,简单方便

    其实直接禁止密码登陆更彻底
    princeofwales
        10
    princeofwales  
       2013-11-26 12:07:49 +08:00
    我把ssh的端口改成443了,然后禁止密码登录
    gouera
        11
    gouera  
    OP
       2013-11-26 12:58:31 +08:00
    @hadoop
    @princeofwales
    我知道啊,早就禁止root用户和密码登录了, 现在都是用密钥对登录的。 只是好奇他们的目的,难道真的是扫来做肉鸡吗
    hadoop
        12
    hadoop  
       2013-11-26 13:23:43 +08:00
    @gouera 他们有机器自动扫ip,成本非常低,几万台能搞到一台就赚了啊
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