October 2024 monthly summary focusing on maintainability, AWS integration, and security posture improvements for automat-it/terraform-aws-eks-auxiliary. Delivered ArgoCD configuration simplification by removing separate argocd-s3-backup and argocd-slack-notification modules and integrating their functionality into the main ArgoCD configuration, with an updated default ingress to support GRPC to enable smoother AWS service integration. Enhanced CI-based security scanning by updating the Trivy vulnerability database source to the public ECR repository in GitHub Actions, improving scan recency and reliability. No explicit bug fixes were reported this month; the focus was on feature delivery, configuration consolidation, and security hygiene. Business impact includes reduced maintenance overhead, fewer configuration drift issues, faster deployment cycles, and a stronger security posture. Technologies/skills demonstrated include Terraform modules, ArgoCD, AWS services, GitHub Actions, Trivy, and GRPC.