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语法高亮,滚动条美化,设置页面调整
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<h2 id="补充说明">补充说明</h2>
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<p><strong>pwconv命令</strong> 用来开启用户的投影密码。Linux系统里的用户和群组密码,分别存放在名称为passwd和group的文件中, 这两个文件位于<code>/etc</code>目录下。因系统运作所需,任何人都得以读取它们,造成安全上的破绽。投影密码将文件内的密码改存在<code>/etc</code>目录下的shadow和gshadow文件内,只允许系统管理者读取,同时把原密码置换为“x”字符,有效的强化了系统的安全性。</p>
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<h3 id="语法">语法</h3>
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<pre><code>pwconv</code></pre>
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<pre><code class="language-bash">pwconv</code></pre>
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<h3 id="实例">实例</h3>
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<pre><code>cat /etc/passwd | grep test
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<pre><code class="language-bash">cat /etc/passwd | grep test
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test:x:3001:3001::/home/test:/bin/sh</code></pre>
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<p>此时可以发现密码段是x</p>
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<pre><code>cat /etc/shadow | grep test
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<pre><code class="language-bash">cat /etc/shadow | grep test
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test:$6$nYOEWamm$bz07nlv/.RgJufb3FAqJJeULfwybzgxmrWqbk7O4vI0KsT6N.ujrh6dDIUcAJdfjksyuyAFDPIngZeD3cgcf.0:15022:0:99999:7:::</code></pre>
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<!-- Linux命令行搜索引擎:https://jaywcjlove.github.io/linux-command/ -->
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