In cloud computing, secure communication between services across different AWS accounts is critical for maintaining data integrity and security. This need arises due to the increasing complexity of cloud environments, where multiple AWS accounts are used for better resource management, security isolation, and cost tracking. However, connecting services like API Gateway to a private EKS cluster in another AWS account can pose significant challenges.
https://businesscompassllc.com/securing-cross-account-connectivity-integrating-api-gateway-with-a-private-eks-cluster-on-aws/