1. A method of digital rights management for an integrated circuit comprising: manufacturing an integrated circuit according to a design, the integrated circuit having an unclonable characteristic relative to other integrated circuits manufactured according to the design, producing a unique identifier associated with the integrated circuit based upon the unclonable characteristic; generating a digital sequence for the integrated circuit based on the unique identifier of the integrated circuit, wherein the digital sequence is externally generated from the integrated circuit; and using the generated digital sequence to transition the integrated circuit from a locked state to an unlocked state.