Lock Picking Village·27 min
Austin Marck
Explores master key system architecture, key bitting matrices, and progression attacks to decode entire facility master keys.
master-keyslocksphysical-security+1
master-keys
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Main Stage·1 hr 46 min
Bill Graydon
Bill Graydon applies information theory to physical master key systems, demonstrating how to mathematically reconstruct building master keys from partial key impressions.
lockpickingphysical-securityinformation-theory+2
Main Stage·1 hr 46 min
Bill Graydon
Bill Graydon demonstrates applying information theory and entropy reduction to derive physical building master keys from partial impressions.
lockpickingphysical-securityinformation-theory+2