Amazon EMR, consider enabling data encryption at rest and in transit, and using IAM roles for fine-grained access control.

Amazon ECS, consider using AWS Secrets Manager to store and manage sensitive data, and implementing container security best practices.

AWS Lambda, consider using AWS Key Management Service (KMS) for data encryption, and configuring Lambda function permissions and execution roles correctly.

Amazon EKS, consider using network policies and pod security policies to enforce security controls, and implementing data encryption and access control mechanisms.