During September 2025, Timothy Tschampel developed and integrated the second version of the AuthorizationService within the opentdf/java-sdk repository. He focused on exposing the new authorizationV2() interface through both the SDK and SDKBuilder, ensuring backward compatibility for existing clients while enabling future enhancements. Timothy updated supporting test infrastructure, including fake services and test builders, to facilitate robust mocking and integration testing for the new service. His work leveraged Java and API integration skills, emphasizing SDK development best practices. The depth of his contribution lay in laying a scalable foundation for future authorization features while maintaining a stable upgrade path for users.