Explore how The New York Times implemented secure and multi-tenant Argo CD architecture in AWS EKS. Learn about the challenges faced in scaling Argo security and multi-tenancy, and discover the solutions developed by the NYT Delivery Engineering team. Gain insights into their approach to integrating AWS IAM with Argo CD, implementing tenancy rules in AWS and Kubernetes, and customizing Argo CD Applications and Projects. Understand the process of tuning Argo CD using the community Helm chart and adding post-processing steps for RBAC controls. Delve into the scaling challenges encountered with the multi-tenancy multi-cluster setup and how they were addressed. Benefit from the lessons learned and architectural insights shared by NYT engineers in this informative conference talk.