EKS IAM Roles for Service Accounts (IRSA)

Overview

Comprehensive guide for implementing IAM Roles for Service Accounts (IRSA) in Amazon EKS. IRSA enables fine-grained IAM permissions at the pod level using OpenID Connect (OIDC) federation, eliminating the need for node-level IAM credentials and enabling least-privilege security.

Keywords: IRSA, IAM Roles for Service Accounts, EKS security, OIDC provider, pod IAM permissions, service account annotations, least privilege, AWS integration, trust policy, cross-account access

Status: Production-ready (2025 best practices)

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