Tommaso Sacco developed comprehensive onboarding documentation for Entra ID authentication on Azure-based golden images, focusing on post-deployment enablement for Entra ID joined Windows VMs. Working within the MicrosoftDocs/entra-docs repository, he clarified the process of using a dedicated extension to activate Entra ID authentication, providing step-by-step guidance to streamline secure VM provisioning. His work, written in Markdown and leveraging strong documentation skills, addressed deployment consistency and reduced support overhead by making technical procedures more accessible to engineers and operators. Over the course of the month, Tommaso concentrated on knowledge transfer and alignment with cloud infrastructure and security best practices.