Amazon SNS Additional Configuration Information - Mule 4
To use Amazon SNS Connector for an AWS Identity and Access Management (IAM) user, that user must:
Be a trusted entity for a specific role with rights to perform the Amazon Security Token Service
Have at least an
AmazonSNSReadOnlyAccesspolicy to perform all SNS Connector read operations.
AmazonSNSFullAccesspolicy to perform all SNS Connector operations.