Worked on the microsoft/secureboot_objects repository to deliver a security enhancement focused on secure boot infrastructure. Updated the KEK map to include a Toshiba PK-signed KEK, which expanded the range of trusted key sources and improved interoperability for Toshiba devices. The work involved precise JSON manipulation and applied knowledge of firmware and secure boot development, ensuring cryptographic key management was handled securely. Maintained a clear and traceable workflow using Git and pull request reviews, emphasizing code quality and transparency. No high-priority bugs were addressed during this period, with efforts concentrated on strengthening the security posture through targeted feature development.