Explore UEFI Secure Boot implementation in U-Boot during this 38-minute conference talk by Grant Likely from Arm. Gain insights into the convergence of PC and embedded systems firmware design, focusing on the adoption of UEFI standards in U-Boot. Learn about the challenges of standardizing U-Boot interfaces and the benefits of implementing UEFI for ABI and boot behavior. Discover the current state of UEFI and Secure Boot in U-Boot, including usage guidelines and future development plans. Delve into topics such as UEFI standards for firmware, simplification of embedded Linux system development, pre-boot application APIs, runtime services, and the extension of UEFI Secure Boot for code verification. Understand the concept of secure variables, implementation challenges in U-Boot, and the proposed Archó secure variable architecture using Trusted Firmware and OP-TEE.