Book Image

Optimizing Your Modernization Journey with AWS

By : Mridula Grandhi
Book Image

Optimizing Your Modernization Journey with AWS

By: Mridula Grandhi

Overview of this book

AWS cloud technologies help businesses scale and innovate, however, adopting modern architecture and applications can be a real challenge. This book is a comprehensive guide that ensures your switch to AWS services is smooth and hitch-free. It will enable you to make optimal decisions to bring out the best ROI from AWS cloud adoption. Beginning with nuances of cloud transformation on AWS, you’ll be able to plan and implement the migration steps. The book will facilitate your system modernization journey by getting you acquainted with various technical domains, namely, applications, databases, big data, analytics, networking, and security. Once you’ve learned about the different operations, budgeting, and management best practices such as the 6 Rs of migration approaches and the AWS Well-Architected Framework, you’ll be able to achieve operational excellence in cloud adoption. You’ll also learn how to deploy some of the important AWS tools and services with real-life case studies and use cases. By the end of this book, you’ll be able to successfully implement cloud migration and modernization on AWS and make decisions that best suit your organization.
Table of Contents (20 chapters)
1
Part 1: Migrating to the Cloud
6
Part 2: Cloud Modernization – Application, Data, Analytics, and IT
12
Part 3: Security and Networking Transformation
15
Part 4: Cloud Economics, Compliance, and Governance

Introduction to networking on the cloud

Traditional corporate networks that host their applications using on-premises servers, routers, and switches can no longer keep up with the growing demands of their businesses and compete with the scalability, reliability, or security that the cloud has to offer.

When it comes to a cloud network, there are a few characteristics that differentiate it from on-premises:

  • Isolation – Cloud networks typically share the same underlying physical infrastructure. Network isolation is a crucial aspect of ensuring security. Cloud providers strive to maintain network architecture that leverages standardization and the safe sharing of pooled resources. A proper network design allows for effective resource management and network security. User traffic is isolated to provide an initial layer of security and higher bandwidth to support tiered networks.
  • Connectivity – Cloud connectivity is the internet connection between a network...