Mastering Linux Security and Hardening

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Cacti Beginner’s Guide

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Mastering Linux Shell Scripting, 2nd Edition

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LPIC-2: Linux Professional Institute Certification Study Guide

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CentOS 6 Linux Server Cookbook

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Kali Linux Wireless Penetration Testing Beginner’s Guide

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Git Essentials

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Automating Linux and UNIX System Administration

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Pro Microsoft Hyper-V 2019

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Microsoft System Center 2019 – Download System Center

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