怎么  今天昨天 老是的服务器打不开呢 是不是遭受攻击了

被攻击是要自己处理的，阿里云只是卖服务器，并不卖服务的

看记录 好像是遭攻击了  6点左右  有美国的IP  登陆

Aug 23 04:09:36 AY1107110437053 sshd[28397]: Did not receive identification string from 62.111.243.83
Aug 23 04:19:40 AY1107110437053 sshd[28671]: Did not receive identification string from 218.247.244.13
Aug 23 06:19:54 AY1107110437053 sshd[31401]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.126.120.20  user=root
Aug 23 06:19:56 AY1107110437053 sshd[31401]: Failed password for root from 168.126.120.20 port 59636 ssh2
Aug 23 06:19:56 AY1107110437053 sshd[31402]: Connection closed by 168.126.120.20

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