Book Image

AWS Certified Developer - Associate Guide

By : Vipul Tankariya, Bhavin Parmar
Book Image

AWS Certified Developer - Associate Guide

By: Vipul Tankariya, Bhavin Parmar

Overview of this book

AWS Certified Developer - Associate Guide starts with a quick introduction to AWS and the prerequisites to get you started. Then, this book gives you a fair understanding of core AWS services and basic architecture. Next, this book will describe about getting familiar with Identity and Access Management (IAM) along with Virtual private cloud (VPC). Moving ahead you will learn about Elastic Compute cloud (EC2) and handling application traffic with Elastic Load Balancing (ELB). Going ahead you we will talk about Monitoring with CloudWatch, Simple storage service (S3) and Glacier and CloudFront along with other AWS storage options. Next we will take you through AWS DynamoDB – A NoSQL Database Service, Amazon Simple Queue Service (SQS) and CloudFormation Overview. Finally, this book covers understanding Elastic Beanstalk and overview of AWS lambda. At the end of this book, we will cover enough topics, tips and tricks along with mock tests for you to be able to pass the AWS Certified Developer - Associate exam and develop as well as manage your applications on the AWS platform.
Table of Contents (29 chapters)
Title Page
Credits
About the Author
Acknowledgments
About the Author
About the Reviewer
www.PacktPub.com
Customer Feedback
Dedication
Preface
Index

Policy


A policy is a document that formally states one or more permissions. Basically, policies are written to explicitly allow or deny permissions to access one or more AWS resources. Policies can be associated with one or more IAM users, groups, roles, or resources, based on their type. Broadly, IAM policies can be classified as follows:

  • Managed policies:
    • AWS-managed policies
    • Customer-managed policies
  • Inline policies
  • Resource-based policies

Managed policies

Built-in policies that are managed by AWS or policies that are created and managed by customers are called managed policies. These policies can be attached to multiple users, groups, and roles. Managed policies cannot be attached to resources. Managed policies are further classified as follows:

  • AWS-managed policies: As the name suggests, these are built-in policies that are created and managed by AWS. They are also updated from time to time and updates are automatically applied to the attached IAM principal entities.
  • Customer-managed policies...