Centos 7 只容許普通用戶經過密鑰登陸

部署環境 Name Version CentOS 7 3.10.0-693.el7.x86_64 #1 SMP Tue Aug 22 21:09:27 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux   建立普通用戶：html # tail -n2 /etc/passwd postfix:x:89:89::/var/spool/postfix:/sbin/nol

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