As a developer advocate working with web and mobile application developers, I’ve often heard about the need to maintain consistent user authentication in the unlikely event of a regional service interruption. The increasing use of agentic AI, microservices, automation, and service accounts has sparked a similar need for machine-to-machine authentication. Today, I’m excited to share two important updates to Amazon Cognito: multi-Region replication for improved resilience, and support for customer managed keys for more control encryption control.
Many applications rely on Amazon Cognito to handle user and machine-to-machine authentication, and to manage user profiles. When building for high availability, having consistent data across different AWS Regions is a key approach, and until now, achieving that consistency…