Developed a KEK Update Entry for the CVTE Platform Key within the microsoft/secureboot_objects repository, focusing on enhancing secure boot capabilities and supporting future KEK rotations. The work centered on JSON manipulation to define and implement the update entry, ensuring that the secure boot process could accommodate PK-signed KEK updates with verifiable signing. By establishing a clear, auditable change path through a dedicated pull request and commit, the developer streamlined governance and review processes. This contribution strengthened firmware security by aligning the secure boot workflow with CVTE security requirements, leveraging expertise in secure boot development and firmware security best practices.