Worked on the azure-sdk/azure-sdk-for-go repository to upgrade AzIdentity dependencies across core SDK libraries, authentication modules, and testing utilities. Focused on aligning with the latest upstream versions, the work incorporated new features, security patches, and stability improvements, reducing dependency drift and technical debt. The approach emphasized maintaining API compatibility while standardizing dependency versions, which strengthened the security posture and prepared the codebase for future enhancements. Utilized Go for implementation and applied expertise in dependency management to ensure seamless integration with newer Go modules. No bugs were fixed during this period, with efforts concentrated on proactive feature and infrastructure improvements.