Harshad Reddy developed a role-based access control (RBAC) validation feature for service access within namespaces in the opendatahub-io/model-registry repository. Focusing on secure-by-default access, he integrated RBAC checks with Kubernetes authorization, enabling both global service listing and targeted access to specific services. This approach improved security and compliance by ensuring that only authorized users could access or list services within a namespace, reducing the risk of unauthorized exposure. Harshad utilized Go for backend and API development, demonstrating a solid understanding of Kubernetes and RBAC principles. The work addressed a clear security need with a focused, well-scoped engineering solution.