Explore the intersection of blockchain technology and IoT in this 33-minute Linux Foundation conference talk. Discover how blockchain-based protocols can address challenges in IoT and embedded systems, focusing on establishing a decentralized root of trust for device control, ownership, and secure data transfer in constrained environments. Delve into distributed ledger technology and zero-knowledge proofs, understanding their significance for anonymous machine-to-machine transactions with minimal computational resources. Learn about practical applications through LWM2M and Decentralized Kit demonstrations, and gain insights into firmware updates, scaling solutions, IPFS, Proof of Replication, and the Lightning Network. Engage with audience questions and explore additional use cases, including object-based file systems, to broaden your understanding of blockchain's potential in large-scale deployments and the Internet of Things.