脆弱点出现的范围很广，从明显的——像使用不健壮的密码或存储无保护的私有数据——到更有细微差异的——像未检查的输入。

Vulnerabilities occur across a wide spectrum, from the obvious — like using a weak password or storing unprotected private data — to the more nuanced — like unchecked input.

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接下来，输入用于保护文件的密码并再次输入以确认密码。

Next, type a password to protect your files and confirm the password by entering it again.

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如果设置了GRUB密码，在重新启动时，系统在允许指定内核参数之前提示输入密码，这样就可以对系统进行保护。

If the GRUB password is set, on reboot, the system prompts for the password before allowing kernel parameters to be specified, thereby protecting the system.

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