During January 2025, David enhanced authentication security and documentation for the actualbudget/actual and actualbudget/docs repositories. He implemented proxy trust-based authentication, refining login method selection and restricting header-based authentication to trusted IP addresses, which improved security for proxy-operated deployments. Using TypeScript and JavaScript, David aligned backend features with updated documentation, introducing OpenID support and clearer configuration guidance. His work in configuration management and network security reduced misconfiguration risks and streamlined onboarding for operators. The depth of his contributions is reflected in the comprehensive updates to both code and documentation, ensuring safer deployments and more maintainable authentication workflows across the project.