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

Cloud Computing

The demand for cloud services has risen in recent years as the workforce has been more mobile; the cloud solution is very cost-effective and maintains the high availability of systems. Before you decide to move to a Cloud Service Provider (CSP), you need to ensure that you trust them 100%.

This section will look at different cloud models, coupled with cloud storage and how machines in the cloud are created. There are many good reasons why cloud computing has become popular:

  • Elasticity: The cloud is like a pay-as-you-go model where one day you can increase resources and then the next day you can scale down the resources. You can even add more processor power, faster disks, more memory, or dual network cards whenever you want - there's no need to wait for delivery times, but the cost increases:
    • Example 1: A toy firm is hiring 50 temporary workers from October...