How to Trust Your Hardware | Rick Altherr

Rick Altherr describes techniques for detecting whether hardware has been tampered with, specifically focusing on Google's Titan chip, which serves as a hardware Root of Trust (RoT) by interposing the Serial Peripheral Interface (SPI) bus between privileged components and boot firmware flash.
Clip is from Episode 6 of the Microarch Club Podcast: microarch.club/episodes/110/
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