June 2020
Intermediate to advanced
423 pages
7h 58m
Chinese
Content preview from Kali Linux学习手册
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146
｜
第
4
章
同系列的本地漏洞的原因。每个发行版的配置略有不同，并具有不同的软件包。
除了发行版之外，用户对软件包的种类也有很多选择。基础的软件包安装完
毕之后，通常还会另外安装数百个软件包，并且每个软件包都可能引入漏洞。
一种常见的防御方式是限制安装的软件包数量。对于应该安装操作服务所需
的最少量软件包的服务器系统尤其如此。
Root Kit
Rootkit Hunter
虽然不是严格意义上的漏洞扫描程序，但是值得了解一下。该
程序可以在系统本地运行，以便确认它是否受损并已经安装了
root kit
软件。
root kit
是一个软件包，旨在为恶意软件提供便利。它可能包括替换操作系统
实用程序以隐藏正在运行的恶意软件。例如，可以关联
ps
程序以便不显示与
恶意软件有关的进程。此外，
ls
可能隐藏恶意软件的相关文件。
root kit
还可
以实现一个允许攻击者远程访问的后门程序。
如果已安装了
root kit
软件，则可能意味着某个漏洞已被利用。它还意味着
某些恶意软件在你的系统上运行。了解
Rootkit Hunter
将会非常有益，因为
它可以帮助你扫描系统。你可能会希望在任何运行扫描程序和查找漏洞的系
统上运行该程序。这可能对那些已经被入侵的系统给出有价值的提示。运行
Rootkit Hunter
将允许你确定系统上是否安装了
root kit
软件。
该程序的可执行文件的名称是
rkhunter
并且简单易用，不过它没有包含在当
前
Kali Linux
发行版的默认版本中。首先，它会对文件权限进行检查，如示
例
4-5
所示。然后
rkhunter ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.