Data protection

OpenSearch (Elasticsearch) domains should have fine-grained access control enabled

Description

Amazon OpenSearch Service (Amazon Elasticsearch Service successor) is a managed service that simplifies the deployment, operation, and scaling of OpenSearch clusters in AWS Cloud. It was found that the OpenSearch (Elasticsearch) domain {AwsElasticSearch} does not enable fine-grained access control. Fine-grained access control offers additional ways of controlling access to your data on Amazon OpenSearch Service. More information can be found here https://docs.aws.amazon.com/opensearch-service/latest/developerguide/fgac.html#fgac-enabling