Latest / Deep End Era. Engineering with Sankalp
All Trust Lives in the Root: Merkle Trees and Authenticated Data Structures
In Oslo, an auditor asks a firmware company to prove every wind turbine received the same build, and the archive is four hundred gigabytes. In part eighteen of The Deep End's Data Structures series, security lead Ingrid Halvorsen shows new engineer Tunde Bakare how a tree of fingerprints lets a turbine check its update with less than a kilobyte. From Ralph Merkle's 1979 patent to the logs that caught misissued Google certificates, Bitcoin's block headers and Amazon's Dynamo, this is how one hash comes to vouch for everything beneath it. Ingrid and Tunde are fictional; the standards and…
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