During the month, contributed to backend development and testing across aquasecurity/trivy and google/osv.dev, focusing on reliability and ecosystem expansion. In aquasecurity/trivy, addressed test instability by updating expiry rules to correctly handle year rollover scenarios, reducing flaky assertions and improving long-term test reliability. For google/osv.dev, introduced a Docker Hardened Images ecosystem, enhancing the system’s ability to manage and identify secure container images, which improved both functionality and user experience. Work was carried out using Go and Python, with clear documentation and cross-repository collaboration that enabled traceability and streamlined onboarding for future contributors. Delivered measurable improvements in security coverage and stability.