禁止root远程登录centos(启用sudo)
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>1、添加sudo用户<br>
执行visudo命令，找到:<br>
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<span><u>复制代码</u></span>
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代码如下:</p>
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root ALL=(ALL) ALL</div>
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在下面增加：（注意，qianyunlai 是Linux新增的一个普通用户）<br>
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<span><u>复制代码</u></span>
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代码如下:</p>
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qianyunlai ALL=(ALL) ALL</div>
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2、禁止root用户登录<br>
编辑/etc/ssh/sshd_config，将<br>
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<span><u>复制代码</u></span>
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代码如下:</p>
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PermitRootLogin yes</div>
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<br style='font-family: tahoma, arial, "Microsoft YaHei"; font-size: 14px;'><span style='font-family: tahoma, arial, "Microsoft YaHei"; font-size: 14px;'>改为</span></p>
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<span><u>复制代码</u></span>
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代码如下:</p>
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PermitRootLogin no</div>
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重启sshd:<br>
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<span><u>复制代码</u></span>
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代码如下:</p>
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service sshd reload</div>
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