Setting Up EC2 Instance Profiles

Overview

Domain expertise for granting EC2 instances secure access to AWS services using IAM roles and instance profiles. Covers the full lifecycle: identifying required permissions, creating or reusing IAM roles with least-privilege policies, creating instance profiles, attaching them to EC2 instances, and verifying credential availability.

Configure an EC2 instance profile

To set up an IAM role and instance profile for an EC2 instance, follow the procedure exactly. See EC2 instance profile setup procedure.

Troubleshooting

Instance not found

Verify the instance ID and region are correct. List instances with aws ec2 describe-instances --region <region>.