You're reading from AWS Certified Cloud Practitioner Exam Guide Build your cloud computing knowledge and build your skills as an AWS Certified Cloud Practitioner (CLF-C01)

Product type Paperback

Published in Jan 2022

Publisher Packt

ISBN-13 9781801075930

Length 630 pages

Edition 1st Edition

Tools

AWS

Concepts

Cloud Computing

Author (1):

Rajesh Daswani

View More author details

Table of Contents (23) Chapters

Preface

1. Section 1: Cloud Concepts

2. Chapter 1: What Is Cloud Computing? FREE CHAPTER

3. Chapter 2: Introduction to AWS and the Global Infrastructure

4. Chapter 3: Exploring AWS Accounts, Multi-Account Strategy, and AWS Organizations

5. Section 2: AWS Technologies

6. Chapter 4: Identity and Access Management

7. Chapter 5: Amazon Simple Storage Service (S3)

8. Chapter 6: AWS Networking Services – VPCs, Route53, and CloudFront

9. Chapter 7: AWS Compute Services

10. Chapter 8: AWS Database Services

11. Chapter 9: High Availability and Elasticity on AWS

12. Chapter 10: Application Integration Services

13. Chapter 11: Analytics on AWS

14. Chapter 12: Automation and Deployment on AWS

15. Chapter 13: Management and Governance on AWS

16. Section 3: AWS Security

17. Chapter 14: Implementing Security in AWS

18. Section 4: Billing and Pricing

19. Chapter 15: Billing and Pricing

20. Chapter 16: Mock Tests

21. Answers

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Understanding notification services such as Amazon SNS

Amazon SNS is a push-based messaging and notification system that can be used to allow one application component to send messages to other application components or directly to end users.

Amazon SNS uses a publisher/subscriber model where one application component will act as a publisher of messages and the other application components will consume those messages as subscribers. Amazon SNS allows you to design high throughput, many-to-many messaging between distributed systems, microservices, and event-driven applications.

Let's look at an example. Suppose you want to be notified if any of your IAM users upload an object to a particular Amazon S3 bucket that they have access to. To achieve this, you can configure S3 event notifications to send out an alert whenever the s3:ObjectCreated:* action occurs. This notification can be sent to an SNS topic (discussed later), which you subscribe to using your email address....