AWS IAM Explained - Identity and Access Management
AWS Identity and Access Management (IAM) is the backbone of AWS security. It allows you to control who can access your AWS resources and what actions they can perform. IAM is a global service , meaning it protects your entire AWS account regardless of region. This guide covers IAM concepts such as users, groups, roles, policies, access keys, and Identity Center — with real-world analogies and Spring Boot examples. What is AWS IAM? AWS Identity and Access Management (IAM) is a centralized service that controls access to AWS resources like EC2, S3, Lambda, DynamoDB, and more. IAM defines: Who can access AWS What they can do Which services they can use IAM is essential before deploying any production workload. Real-World Analogy of IAM Imagine a company where employees receive access cards, computer accounts, and tool permissions. The security team decides who gets access to rooms, tools, and systems. IAM works exactly like that, but in the cloud. Instead of ph...