Book Image

AWS Certified Cloud Practitioner Exam Guide

By : Rajesh Daswani
3 (1)
Book Image

AWS Certified Cloud Practitioner Exam Guide

3 (1)
By: Rajesh Daswani

Overview of this book

Amazon Web Services is the largest cloud computing service provider in the world. Its foundational certification, AWS Certified Cloud Practitioner (CLF-C01), is the first step to fast-tracking your career in cloud computing. This certification will add value even to those in non-IT roles, including professionals from sales, legal, and finance who may be working with cloud computing or AWS projects. If you are a seasoned IT professional, this certification will make it easier for you to prepare for more technical certifications to progress up the AWS ladder and improve your career prospects. The book is divided into four parts. The first part focuses on the fundamentals of cloud computing and the AWS global infrastructure. The second part examines key AWS technology services, including compute, network, storage, and database services. The third part covers AWS security, the shared responsibility model, and several security tools. In the final part, you'll study the fundamentals of cloud economics and AWS pricing models and billing practices. Complete with exercises that highlight best practices for designing solutions, detailed use cases for each of the AWS services, quizzes, and two complete practice tests, this CLF-C01 exam study guide will help you gain the knowledge and hands-on experience necessary to ace the AWS Certified Cloud Practitioner exam.
Table of Contents (23 chapters)
1
Section 1: Cloud Concepts
5
Section 2: AWS Technologies
16
Section 3: AWS Security
18
Section 4: Billing and Pricing
20
Chapter 16: Mock Tests

The root user account and implementing Multi-Factor Authentication (MFA)

One of the first things you want to do is configure MFA for your root user account. Normally, when you log in to an AWS account, you simply provide a username and password. You are probably aware that you must choose a highly complex password – one that has lowercase letters, uppercase letters, numbers, and symbols, and must be randomly generated rather than dictionary words that can be guessed easily.

However, a username and password combination alone is not sufficient in this age of malware attacks, hacking, and brute force attacks. MFA is a mechanism where you are prompted to verify your identity using more than one set of credentials. Instead of just having two passwords, however, MFA uses two separate secrets to verify your identity – something you know and something you have. So, for example, something you know would be your username and password, and something you have would be a one-time...