Explore the intricacies of device boot processes and trust establishment in this 51-minute conference talk from code::dive 2019. Delve into the various types of boot processes, including secure boot, trusted boot, measured boot, BIOS boot, UEFI boot, and ARM boot. Understand what actually happens during the rapid boot sequence and how it forms the foundation for building trust in machine components. Compare and contrast boot processes for x86 and ARM architectures, examining different methods of establishing boot time trust, their guarantees, and potential limitations. Learn from cybersecurity researcher Gabriela Limonta as she shares insights on firmware, Secure Boot, TPM, measurements, and open-source firmware options. Gain valuable knowledge about creating a trustworthy computing environment from the moment a device powers on.