<ul><li>AWS IAM is crucial for managing access to AWS services and resources securely.</li><li>IAM users represent individuals with credentials to interact with AWS, while IAM roles provide secure access without long-term credentials.</li><li>IAM policies are JSON documents that define permissions for IAM identities.</li><li>Implementing least privilege, using roles, auditing policies, and utilizing AWS tools like Access Analyzer and CloudTrail can help reduce security risks.</li></ul>

AWS IAM Users, Roles, and Policies: A Guide with Best Practices

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