Implementing usage and security reporting for Amazon ECR enhances observability of container registries by generating comprehensive reports that detail repository and image-level metrics. These reports help identify unused resources, track security vulnerabilities, and optimize costs through actionable insights. The article provides a hands-on walkthrough for generating these reports using sample code and AWS tools.

A security researcher details their experience discovering multiple vulnerabilities in the McDonald's app and internal systems, highlighting poor security practices and difficulties in reporting issues. Despite successfully prompting fixes, the researcher emphasizes the need for better security channels and practices within the company.