Delivered a security-focused enhancement to the home-assistant/addons repository by implementing SSH Security Enhancement, which hardens authentication by disabling keyboard-interactive methods when SSH keys are present. This update involved careful modification of SSH server configuration using YAML, reducing potential vulnerabilities and aligning with best practices in system administration. The work included updating the changelog and incrementing the version to ensure clear traceability and compliance with semantic versioning standards. By focusing on secure defaults, the changes improved the security posture for addon users while minimizing disruption. The approach demonstrated expertise in SSH configuration, system administration, and maintaining transparent documentation practices.