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)
Part 1: Migrating to the Cloud
Part 2: Cloud Modernization – Application, Data, Analytics, and IT
Part 3: Security and Networking Transformation
Part 4: Cloud Economics, Compliance, and Governance

Network and application protection on AWS

With cloud-based architectures, it is important to protect your resources and ensure that enterprise security requirements are met. Network and application security both share a common goal of protecting your resources against cybersecurity threats.

Network security on the cloud is different from that of on-premises, where the cloud provider is generally responsible for securing the cloud itself, such as physical security of the data centers, maintenance, and updates to hardware. There is a shared responsibility model to protect the cloud network and define a security baseline. Using Amazon VPC, security groups, Network Access Control Lists (NACLs), AWS Web Application Firewall (WAF), and AWS Network Firewall all offer points of network protection for your AWS workloads.

Application security on the cloud is an evolving approach where the AppSec responsibility is generally taken on by the developers, called DevSecOps. Security issues at...