During November 2025, this developer created a PDF presentation asset for the w3c/wot repository, focusing on HTTPS for local networks in preparation for the TPAC 2025 event. The work centered on presentation design and technical writing, ensuring the material was event-ready and accessible offline for attendees. By packaging the content as a PDF, the developer enabled efficient distribution and quick access during the event, addressing the need for reliable offline resources. The contribution was delivered through a single upload commit, with all changes confined to the repository. No bug fixes were addressed, as the primary emphasis was on asset creation.