AWS Certification Exam AI Practitioner (Practice Questions) set13
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What is the most secure way to provide credentials when an application running on EC2 accesses AWS services?
①Assign an IAM role (instance profile) to an instance
②Hard-code access keys into the application's source code.
③Store the access key in S3 and load it when the app starts.
④Include plaintext credentials in EC2 user data.
⑤Store the key in an encrypted file on an EBS volume.