RIOT Summit 2024, "The Future of IoT Payments […]"

The Future of IoT Payments: A Call for Trustworthy and Scalable Open-Source Solutions Mikolai Gütschow, mguetschow (TU Dresden) Slides: http://summit.riot-os.org/2024/wp-content/uploads/sites/19/2024/09/03-3-Mikolai_Gutschow.pdf --- Payment habits are undergoing a transformative shift, marked by a decline in cash usage in favor of transactions facilitated by third-party operators such as credit card companies and private payment providers. Simultaneously, central banks are exploring the potential of their own digital currencies. In this dynamic environment, the proliferation of Internet of Things (IoT) devices is introducing a demand for secure, autonomous payment capabilities. While blockchain-based payment networks such as Bitcoin and IOTA have received attention in the research community, they pose challenges for deployment on constrained IoT devices because of their limited scalability and resource requirements. Additionally, concerns about a shift in trust away from tradition