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

Protecting cloud resources and applications with AWS WAF and AWS Shield

AWS offers various security tools and services to help protect your cloud workloads from attacks. We will look at two of these services in this section – AWS WAF and AWS Shield.

Protecting applications with AWS WAF

AWS WAF is a web application firewall designed to protect any applications that are made available via Amazon CloudFront, the Amazon API Gateway REST API, application load balancers, or the AWS AppSync GraphQL API.

AWS WAF can help protect applications at layer 7 of the Open Systems Interconnection (OSI) model, which helps you monitor and protect traffic over HTTP and HTTPS. This allows you to protect your content from common web exploits, such as SQL injection and cross-site scripting.

You use AWS WAF to control access to your content by specifying web access control lists (web ACLs). You define rules that specify an inspection criterion with an action to take if a web request meets...