Book Image

CompTIA Security+ Certification Guide

By : Ian Neil
Book Image

CompTIA Security+ Certification Guide

By: Ian Neil

Overview of this book

CompTIA Security+ is a worldwide certification that establishes the fundamental knowledge required to perform core security functions and pursue an IT security career. CompTIA Security+ Certification Guide is a best-in-class exam study guide that covers all of CompTIA Security+ 501 exam objectives. It is authored by Ian Neil, who is a world-class trainer of CompTIA Security+ 501. Packed with self-assessment scenarios and realistic exam questions, this guide will help you master the core concepts to succeed in the exam the first time you take it. Using relevant examples, you will learn all the important security fundamentals from Certificates and Encryption to Identity and Access Management concepts. You will then dive into the important domains of the exam; namely, threats, attacks and vulnerabilities, technologies and tools, architecture and design, risk management, and cryptography and Public Key Infrastructure (PKI). This book comes with over 600 practice questions with detailed explanation that is at the exam level and also includes two mock exams to help you with your study plan. This guide will ensure that encryption and certificates are made easy for you.
Table of Contents (18 chapters)
12
Mock Exam 1
13
Mock Exam 2
15
Acronyms

Implementing Secure Systems Design

IT systems range from desktops and servers used internally within an organization, to mobile devices, such as laptops, that can be used externally in unsecured environments (such as hotels and airports). We therefore need to harden systems and OSes so that they are as secure as we can possibly make them. There are various aspects that we need to look at, depending on the functionality of the device and where it is used. Let's look at all of the aspects that we need to take into consideration, starting with a system booting up:

  • Basic Input Output System (BIOS): The BIOS on every computer is different, depending on the manufacturer, with the BIOS chip on the motherboard giving instructions on how the computer boots up.
  • Unified Extensible Firmware Interface (UEFI): The UEFI is a modern version of the BIOS that is more secure and is needed...